{"title":"Sparkplugs","description":null,"products":[{"product_id":"ngk-zundkerze-cr-9-ek","title":"NGK Spark Plug CR 9 EK","description":"NGK Spark Plug CR 9 EK","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53427255837019,"sku":"17454","price":7.93,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_acdd90a2-9291-48c2-bef1-db3e67cbb426.jpg?v=1785310242"},{"product_id":"ngk-zundkerze-b105egv","title":"NGK Spark Plug B105EGV","description":"NGK Spark Plug B105EGV","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53427255935323,"sku":"17455","price":22.52,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_c76c6665-cf11-459a-827b-39a02be023e0.jpg?v=1785309692"},{"product_id":"zundkerze-ngk-b-9-es-fur-2-takt-motoren","title":"NGK B 9 ES Spark Plug, for 2-stroke engines","description":"NGK B 9 ES Spark Plug, for 2-stroke engines","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53427257180507,"sku":"17464","price":2.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_5c96645f-d197-4d22-b119-397c69eb0a2b.jpg?v=1785309787"},{"product_id":"zundkerze-ngk-b-10-es-fur-2-takt-motoren","title":"NGK B 10 ES Spark Plug, for 2-stroke engines","description":"NGK B 10 ES Spark Plug, for 2-stroke engines","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53427257278811,"sku":"17465","price":2.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_ca3a13ea-d13e-45ee-8d1d-9c65c4e8cbdc.jpg?v=1785309790"},{"product_id":"denso-zundkerze-w31es-u-kupfer","title":"Denso Spark Plug W31ES-U, Copper","description":"Denso Spark Plug W31ES-U","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53427257704795,"sku":"17509","price":3.21,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_97997796-6bdb-4b7b-9b11-a73447d2b1de.jpg?v=1785308967"},{"product_id":"ngk-zundkerzenstecker-lb05emh","title":"NGK Spark Plug Connector LB05EMH","description":"NGK Spark Plug Connector LB05EMH","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53427258622299,"sku":"17536","price":10.71,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_d65b5bfe-7463-4f3b-91f4-be0c5ec3d98d.jpg?v=1785309689"},{"product_id":"champion-zundkerze-c55cx","title":"Champion Spark Plug C55CX","description":"Champion Spark Plug C55CX  comparable to:  NGK B10EG","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53427352699227,"sku":"17945","price":15.15,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_62e27fda-78d9-4ab8-ab67-637e7837c61c.jpg?v=1785308807"},{"product_id":"verschlusskappe-fur-zundkerzengewinde-d-12-5mm","title":"Cap for spark plug threads, diameter 12.5 mm","description":"Cap for spark plug, 12.5 mm diameter","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53427441107291,"sku":"18629","price":0.36,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_83491187-7d7b-42ab-b549-e2166545cfd8.jpg?v=1785327562"},{"product_id":"denso-zundkerze-w24es-u-kupfer","title":"Denso Spark Plug W24ES-U, Copper","description":"Denso Spark Plug W24ES-U, Copper","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428320338267,"sku":"20021","price":3.21,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_83500fec-9b35-4953-87b5-f1038f2f8fda.jpg?v=1785313087"},{"product_id":"denso-iridium-zundkerze-iw34","title":"DENSO Iridium Spark Plug IW34","description":"DENSO Iridium Spark Plug IW34 (anti-interference), with a thread diameter of 14 mm (long thread). Features the world’s thinnest center electrode, measuring just 0.4 mm in diameter. The U-shaped notched ground electrode concentrates spark formation, resulting in a stronger spark while requiring less current. Additional benefits include easier starting, better acceleration, and lower fuel consumption. Iridium’s extremely high melting point (2500°C) ensures a long service life. The built-in 5 kΩ monolithic resistor provides spark interference suppression.  The DENSO IW 34 spark plug is designed for use at temperatures of 30°C and above. It is suitable for many 2-stroke kart engines (e.g., Rotax MAX) and motorcycles.  Type: IW34 (Iridium) Thread: M14 x 1.25 Thread length: 19 mm Hex: 22 mm spanner size Electrode gap: 0.7 mm Temperature range IW31: 30°C  and above Comparable to the following spark plugs:   DENSO: W34ES-U; W34ESR-U; W34ES-ZU  NGK: BPR11ES; BR11EIX","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428320698715,"sku":"20024","price":23.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_c9d342d3-0c27-43c0-9548-699116931d61.jpg?v=1785313081"},{"product_id":"zundkerze-ngk-br-8-eg","title":"NGK BR 8 EG Spark Plug","description":"NGK is the world\u0026#x27;s leading manufacturer of spark plugs.  NGK spark plugs guarantee the highest quality and are used by many Japanese and European motorcycle manufacturers.  State-of-the-art production facilities, significant investments in research and development, and a strong commitment to motorsports—from Formula 1 to motorcycle racing—are what make NGK spark plugs so successful.   Details:   B = Thread diameter: 14.0 mm, wrench size: 20.8 mm  R = with anti-interference resistor (5 kOhm)  8-10 = heat range 8 = cold, winter weather (up to approx. 15 degrees)  9 = normal temperatures, rain (up to approx. 20 degrees)  10 = summer weather, hot (from approx. 20 degrees)    E = Thread length: 19.0 mm   G = with nickel electrode  CAUTION:Spark plugs should be installed using a suitable torque wrench to ensure proper installation.To prevent damage to the spark plug or engine caused by improper installation, tighten them to the following values:Aluminum cylinder head = 25–30 NmCast iron cylinder head = 25–35 Nm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428478378331,"sku":"25974","price":9.96,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_af6e0640-17e2-457e-bf6a-a83ace28b035.jpg?v=1785327149"},{"product_id":"kerze-champion-c53vc","title":"Champion C53VC Spark Plug","description":"Champion C55VC Spark Plug  Comparable to:  Denso IW34","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428478640475,"sku":"25977","price":19.34,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_5a81ddbe-dda3-4a7c-a8e6-e5d065892403.jpg?v=1785317287"},{"product_id":"zundkerzenstecker-ngk-fur-rotax-max","title":"NGK spark plug boots, for Rotax MAX","description":"NGK spark plug boots, for Rotax MAX","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428566163803,"sku":"27534","price":11.69,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_65d2c2eb-8840-4b6a-93bd-961ba7724226.jpg?v=1785327623"},{"product_id":"zundkerzenstecker-pvl-standard","title":"PVL Spark Plug Cap, Standard","description":"PVL Spark Plug Cap, Standard","brand":"IAME","offers":[{"title":"Default Title","offer_id":53428631241051,"sku":"41642","price":6.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_2b2582bc-5f54-4d6a-afe5-a864ad2fe136.jpg?v=1785327159"},{"product_id":"denso-zundkerze-w24-es-zu-platin-elektrode","title":"Denso W24-ES ZU Spark Plug, Platinum Electrode","description":"Denso W24-ES ZU Spark Plug, Platinum Electrode","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428633829723,"sku":"41662","price":8.86,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_a0d0778b-0a40-48eb-a36a-7800e2813e7b.jpg?v=1785313084"},{"product_id":"zundkerze-ngk-br-9-eg","title":"NGK BR 9 EG Spark Plug","description":"NGK is the world\u0026#x27;s leading manufacturer of spark plugs.  NGK spark plugs guarantee the highest quality and are used by many Japanese and European motorcycle manufacturers.  State-of-the-art production facilities, significant investments in research and development, and a strong commitment to motorsports—from Formula 1 to motorcycle racing—are what make NGK spark plugs so successful.   Details:   B = Thread diameter: 14.0 mm, wrench size: 20.8 mm  R = with anti-interference resistor (5 kOhm)  8-10 = heat range 8 = cold, winter weather (up to approx. 15 degrees)  9 = normal temperatures, rain (up to approx. 20 degrees)  10 = summer weather, hot (from approx. 20 degrees)    E = Thread length: 19.0 mm   G = with nickel electrode  CAUTION:Spark plugs should be installed using a suitable torque wrench to ensure proper installation.To prevent damage to the spark plug or engine caused by improper installation, tighten them to the following values:Aluminum cylinder head = 25–30 NmCast iron cylinder head = 25–35 Nm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428633993563,"sku":"41667","price":7.2,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_cf6d6bbd-6ebe-42ed-92cb-5f267d2df2f6.jpg?v=1785327152"},{"product_id":"zundkerze-ngk-br-10-eg","title":"NGK BR 10 EG Spark Plug","description":"NGK is the world\u0026#x27;s leading manufacturer of spark plugs.  NGK spark plugs guarantee the highest quality and are used by many Japanese and European motorcycle manufacturers.  State-of-the-art production facilities, significant investments in research and development, and a strong commitment to motorsports—from Formula 1 to motorcycle racing—are what make NGK spark plugs so successful.   Details:   B = Thread diameter: 14.0 mm, wrench size: 20.8 mm  R = with anti-interference resistor (5 kOhm)  8-10 = heat range 8 = cold, winter weather (up to approx. 15 degrees)  9 = normal temperatures, rain (up to approx. 20 degrees)  10 = summer weather, hot (from approx. 20 degrees)    E = Thread length: 19.0 mm   G = with nickel electrode  CAUTION:Spark plugs should be installed using a suitable torque wrench to ensure proper installation.To prevent damage to the spark plug or engine caused by improper installation, tighten them to the following values:Aluminum cylinder head = 25–30 NmCast iron cylinder head = 25–35 Nm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428634485083,"sku":"41668","price":7.2,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_9468a999-4f41-4165-b702-83db84c93662.jpg?v=1785327146"},{"product_id":"zundkerze-ngk-b9-eg","title":"NGK B9 EG Spark Plug","description":"NGK is the world\u0026#x27;s leading manufacturer of spark plugs.  NGK spark plugs guarantee the highest quality and are used by many Japanese and European motorcycle manufacturers.  State-of-the-art production facilities, significant investments in research and development, and a strong commitment to motorsports—from Formula 1 to motorcycle racing—are what make NGK spark plugs so successful.   Details:   B = Thread diameter: 14.0 mm, wrench size: 20.8 mm  R = with anti-interference resistor (5 kOhm)  8-10 = heat range 8 = cold, winter weather (up to approx. 15 degrees)  9 = normal temperatures, rain (up to approx. 20 degrees)  10 = summer weather, hot (from approx. 20 degrees)    E = Thread length: 19.0 mm   G = with nickel electrode  CAUTION:Spark plugs should be installed using a suitable torque wrench to ensure proper installation.To prevent damage to the spark plug or engine caused by improper installation, tighten them to the following values:Aluminum cylinder head = 25–30 NmCast iron cylinder head = 25–35 Nm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428634616155,"sku":"41669","price":6.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_45888476-d886-43f8-84e1-fd2daad59d83.jpg?v=1785327275"},{"product_id":"zundkerze-ngk-b10-eg","title":"NGK B10 EG Spark Plug","description":"NGK is the world\u0026#x27;s leading manufacturer of spark plugs.  NGK spark plugs guarantee the highest quality and are used by many Japanese and European motorcycle manufacturers.  State-of-the-art production facilities, significant investments in research and development, and a strong commitment to motorsports—from Formula 1 to motorcycle racing—are what make NGK spark plugs so successful.   Details:   B = Thread diameter: 14.0 mm, wrench size: 20.8 mm  R = with anti-interference resistor (5 kOhm)  8-10 = heat range 8 = cold, winter weather (up to approx. 15 degrees)  9 = normal temperatures, rain (up to approx. 20 degrees)  10 = summer weather, hot (from approx. 20 degrees)    E = Thread length: 19.0 mm   G = with nickel electrode  CAUTION:Spark plugs should be installed using a suitable torque wrench to ensure proper installation.To prevent damage to the spark plug or engine caused by improper installation, tighten them to the following values:Aluminum cylinder head = 25–30 NmCast iron cylinder head = 25–35 Nm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428634714459,"sku":"41670","price":6.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_b44dfe12-e7b8-4116-8ba9-4fb358df22d0.jpg?v=1785327268"},{"product_id":"zundkerze-ngk-bpm-7-a-fur-comer-motoren","title":"NGK BPM 7 A spark plug, for Comer engines","description":"NGK BPM 7 A spark plug, for Comer engines","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428635205979,"sku":"41672","price":2.78,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_7624440f-63e9-4c71-876b-0aa3a0bb1221.jpg?v=1785327593"},{"product_id":"zundkerze-bosch-w02-cs","title":"BOSCH W02 CS SPARK PLUG","description":"BOSCH W02 CS SPARK PLUG Suitable for all engines. With a heat range of 02, this spark plug is suitable for damp, cold weather. Dimensions: Thread: M14 x 1.25 mm ; Thread length: 19 mm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428635304283,"sku":"41675","price":9.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_f290044e-89cd-4eca-8301-b3e007cbf66a.jpg?v=1785327236"},{"product_id":"zundkerze-bosch-w07-cs","title":"BOSCH W07 CS SPARK PLUG","description":"BOSCH W07 CS SPARK PLUG Suitable for all engines. With a heat range of 07, this spark plug is suitable for normal weather conditions. Dimensions: Thread: M 14 x 1.25 mm ; Thread length: 19 mm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428635402587,"sku":"41676","price":9.7,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_eb91fb29-0f5e-4bf8-9e25-f2209465a9ce.jpg?v=1785327265"},{"product_id":"zundkerze-bosch-w08-cs","title":"BOSCH W08 CS SPARK PLUG","description":"BOSCH W08 CS SPARK PLUG Suitable for all engines. With a heat range of 08, this spark plug is designed for warm weather. Dimensions: Thread: M 14 x 1.25 mm ; Thread length: 19 mm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428635697499,"sku":"41677","price":9.7,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_9ba1aa45-6a65-40f6-a8b1-f37825fbc5f6.jpg?v=1785327510"},{"product_id":"zundkerze-ngk-b8-eg","title":"NGK B8 EG Spark Plug","description":"NGK is the world\u0026#x27;s leading manufacturer of spark plugs.  NGK spark plugs guarantee the highest quality and are used by many Japanese and European motorcycle manufacturers.  State-of-the-art production facilities, significant investments in research and development, and a strong commitment to motorsports—from Formula 1 to motorcycle racing—are what make NGK spark plugs so successful.   Details:   B = Thread diameter: 14.0 mm, wrench size: 20.8 mm  R = with anti-interference resistor (5 kOhm)  8-10 = heat range 8 = cold, winter weather (up to approx. 15 degrees)  9 = normal temperatures, rain (up to approx. 20 degrees)  10 = summer weather, hot (from approx. 20 degrees)    E = Thread length: 19.0 mm   G = with nickel electrode  CAUTION:Spark plugs should be installed using a suitable torque wrench to ensure proper installation.To prevent damage to the spark plug or engine caused by improper installation, tighten them to the following values:Aluminum cylinder head = 25–30 NmCast iron cylinder head = 25–35 Nm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428635926875,"sku":"41679","price":6.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_c63fff98-48be-46ee-a399-f077f3913e67.jpg?v=1785327272"},{"product_id":"zundkerzenstecker-ngk-trs-1225-fur-r7282","title":"NGK TRS 1225 spark plug connector, for R7282","description":"NGK TRS 1225 spark plug connector, for R7282","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428636123483,"sku":"41680","price":84.15,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_f0d4c950-db8f-445e-b3a8-2817e3a96203.jpg?v=1785327645"},{"product_id":"zundkerze-ngk-cr-10-e","title":"NGK CR 10 E Spark Plug","description":"The NGK CR 10 E is suitable for engines such as the Vampire VT 250, Biland SA 250, and Aixro Wankel.  With a heat range of \u0026quot;10,\u0026quot; it is used at temperatures above 20 degrees.  Details  Socket size:16.0 mm  Thread diameter:10.0 mm  Thread length:19.0 mm  Electrode spacing:0.8 mm  Resistance:Noiseless, 5 kOhm","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428636352859,"sku":"41682","price":8.39,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_f6cd6ae0-9c9f-4a2f-a2ed-a23d6a6c0274.jpg?v=1785327156"},{"product_id":"denso-iridium-zundkerze-iw24","title":"DENSO Iridium Spark Plug IW24","description":"DENSO Iridium Spark Plug IW24 (anti-interference), with a thread diameter of 14 mm (long thread). Features the world’s thinnest center electrode, measuring just 0.4 mm in diameter. The U-shaped notched ground electrode concentrates the spark, resulting in a stronger spark while requiring less current. Additional benefits include easier starting, better acceleration, and lower fuel consumption. Iridium’s extremely high melting point (2500°C) ensures a long service life. The built-in 5 kΩ monolithic resistor provides spark interference suppression.  The DENSO IW 24 spark plug is designed for use at temperatures up to 15°C. It is suitable for many 2-stroke kart engines (e.g., Rotax MAX) and motorcycles.  Type: IW24 (Iridium) Thread: M14 x 1.25 Thread length: 19 mm Hex: 22 mm spanner size Electrode gap: 0.7 mm Temperature range IW24: up to 15°C  Comparable to the following spark plugs:   DENSO: W24EP11; W24EPR-U; W24EP-U; W24EPR-ZU; W24ESR-U; W24ESR-V; W24ESR-ZU; W24ES-U; W24ES-U11; W24ES-V  BOSCH: W240TR30; W4DCR  NGK: BPR8ES; BR8EIX  CHAMPION: RN4YC; RN6YC; RN6YCC; RN6YC","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428636647771,"sku":"41683","price":23.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_9d0b1621-3a53-4a9d-af4b-355172cea643.jpg?v=1785313068"},{"product_id":"denso-iridium-zundkerze-iw27","title":"DENSO Iridium Spark Plug IW27","description":"DENSO Iridium Spark Plug IW27 (anti-interference), with a thread diameter of 14 mm (long thread). Features the world’s thinnest center electrode, measuring just 0.4 mm in diameter. The U-shaped notched ground electrode concentrates spark formation, resulting in a stronger spark while requiring less current. Additional benefits include easier starting, better acceleration, and lower fuel consumption. The extremely high melting point of iridium (2500°C) ensures a long service life. The built-in 5 kΩ monolithic resistor provides spark suppression.  The DENSO IW 27 spark plug is designed for use at temperatures ranging from 15°C to 20°C. It is suitable for many 2-stroke kart engines (e.g., Rotax MAX) and motorcycles.  Type: IW27 (Iridium) Thread: M14 x 1.25 Thread length: 19 mm Hex: 22 mm spanner size Electrode gap: 0.7 mm Temperature range IW27: 15°C to 20°C  Comparable to the following spark plugs:   DENSO: W27ES-C; W27ES-ZU; W27ES-U; W27ESR-U; W27ESR; W27ESR-V; W27ES-V  NGK: BPR9ES; BR9EIX","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428636713307,"sku":"41684","price":23.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_605e2077-b55b-42dc-a333-999e162d6ac6.jpg?v=1785313071"},{"product_id":"denso-iridium-zundkerze-iw29","title":"DENSO Iridium Spark Plug IW29","description":"DENSO Iridium Spark Plug IW29 (anti-interference), with a thread diameter of 14 mm (long thread). Features the world’s thinnest center electrode, measuring just 0.4 mm in diameter. The U-shaped notched ground electrode concentrates spark formation, resulting in a stronger spark while requiring less current. Additional benefits include easier starting, better acceleration, and lower fuel consumption. The extremely high melting point of iridium (2500°C) ensures a long service life. The built-in 5 kOhm monolithic resistor provides spark suppression.  The DENSO IW 29 spark plug is designed for use at temperatures ranging from 20°C to 30°C. It is suitable for many 2-stroke kart engines (e.g., Rotax MAX) and motorcycles.  Type: IW29 (Iridium) Thread: M14 x 1.25 Thread length: 19 mm Hex: 22 mm spanner size Electrode gap: 0.7 mm Temperature range IW29: 20°C to 30°C  Comparable to the following spark plugs:   DENSO: W29ESR-V; W29ES-V; W29ES-ZU","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53428637237595,"sku":"41685","price":23.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_29e0a9bb-3c05-450e-b35c-bbfe85dfe233.jpg?v=1785313074"},{"product_id":"denso-iridium-zundkerze-iw31","title":"DENSO Iridium Spark Plug IW31","description":"DENSO Iridium Spark Plug IW31 (anti-interference), with a thread diameter of 14 mm (long thread). Features the world’s thinnest center electrode, measuring just 0.4 mm in diameter. The U-shaped notched ground electrode concentrates the spark, resulting in a stronger spark while requiring less current. Additional benefits include easier starting, better acceleration, and lower fuel consumption. The extremely high melting point of iridium (2500°C) ensures a long service life. The built-in 5 kΩ monolithic resistor provides spark suppression.  The DENSO IW 31 spark plug is designed for use at temperatures ranging from 25°C to 35°C. It is suitable for many 2-stroke kart engines (e.g., Rotax MAX) and motorcycles.  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NGK spark plugs guarantee the highest quality and are used by many Japanese and European motorcycle manufacturers.  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Performance under extreme endurance and competition conditions.  All Denso spark plugs are pre-fired to ensure the highest possible quality.  5-rib design prevents arcing and reduces voltage loss  Copper-glass seal connects the center electrode and the insulator for a gas-tight seal.  Insulator made of purified aluminum oxide powder for exceptional dielectric strength and thermal conductivity","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53429262680411,"sku":"41692","price":75.23,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_a6a06bb9-3a3a-4b42-b471-f60b3eda5e10.jpg?v=1785313096"},{"product_id":"denso-iridium-racing-zundkerze-iae01-34","title":"DENSO Iridium Racing Spark Plug IAE01-34","description":"IAE01-34 Iridium Racing Spark Plug  Iridium Racing - The Professional Competition Upgrade   World’s smallest center electrode (0.4 mm diameter) with patented IR alloy (90% IR)  100% platinum ground electrode  Ultimate performance  Precision-tuned for the extreme conditions of high-performance engines with higher RPMs  Exceeds the requirements of engines with higher power, higher torque, and higher output.  Performance under extreme endurance and competition conditions.  All Denso spark plugs are pre-fired to ensure the highest possible quality.  5-rib design prevents arcing and reduces voltage loss  Copper-glass seal connects the center electrode and the insulator for a gas-tight seal.  Insulator made of purified aluminum oxide powder for exceptional dielectric strength and thermal conductivity","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53429262942555,"sku":"41693","price":75.23,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/modul_e0f2747b-3b87-4ca4-b1d5-f4c008ff1916.jpg?v=1785313093"},{"product_id":"denso-zundkerze-w27es-u-kupfer","title":"Denso Zündkerze W27ES-U, Kupfer","description":"Denso Zündkerze W27ES-U, Kupfer","brand":"keep-racing®","offers":[{"title":"Default Title","offer_id":53628825698651,"sku":"20022","price":3.21,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1020\/4692\/5147\/files\/9480-9669-0-0.jpg?v=1788859271"},{"product_id":"extra-langer-gewindeschutz-fur-den-zylinderkopf-minikart","title":"Extra-langer Gewindeschutz für den Zylinderkopf (Minikart)","description":"Extra-langer Gewindeschutz für den Zylinderkopf (Minikart) Verhindert Beschädigungen am Zündkerzengewinde. 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