{"title":"Engine Components","description":"\u003cp dir=\"ltr\"\u003ePerformance engine parts for powersports applications. This collection includes cylinder heads and related engine hardware that compliment your Lectron carburetor and give a boost with your setup.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eLectron has manufactured products since 1974, and the same standard applies to everything we put our name behind. Parts here are chosen for build quality, consistent tolerances, and real-world performance on the track and trail.\u003c\/p\u003e","products":[{"product_id":"drt-cylinder-heads-yz-250x","title":"DRT Cylinder Head | YZ 250(X)","description":"\u003cp data-end=\"410\" data-start=\"86\"\u003e\u003cstrong data-end=\"123\" data-start=\"86\"\u003eAll-New DRT Racing Cylinder Heads\u003c\/strong\u003e are engineered to unlock optimal performance from your Yamaha 1999+ YZ250 or 2016+ YZ250X. Designed for riders who demand more control, power, and reliability, these heads allow you to fine-tune your power delivery with interchangeable dome options to perfectly match your riding style and terrain.\u003c\/p\u003e\n\u003ch3 data-end=\"439\" data-start=\"412\"\u003eWhy Upgrade from Stock?\u003c\/h3\u003e\n\u003cp data-end=\"633\" data-start=\"441\"\u003e\u003cstrong data-end=\"469\" data-start=\"441\"\u003eOptimized Power Delivery\u003c\/strong\u003e\u003cbr data-end=\"472\" data-start=\"469\"\u003eExperience stronger, more usable power exactly where you want it — whether you prefer smooth low-end torque, aggressive midrange punch, or extended top-end pull.\u003c\/p\u003e\n\u003cp data-end=\"880\" data-start=\"635\"\u003e\u003cstrong data-end=\"667\" data-start=\"635\"\u003eInterchangeable Dome Inserts\u003c\/strong\u003e\u003cbr data-end=\"670\" data-start=\"667\"\u003eChoose from three dome options to customize the feel of your engine. Order one, two, or all three to gain complete control over how your bike responds. Each dome delivers a distinctly different power character.\u003c\/p\u003e\n\u003cp data-end=\"1037\" data-start=\"882\"\u003e\u003cstrong data-end=\"917\" data-start=\"882\"\u003eIncreased Detonation Resistance\u003c\/strong\u003e\u003cbr data-end=\"920\" data-start=\"917\"\u003eImproved combustion efficiency enhances performance while adding an extra layer of engine protection and reliability.\u003c\/p\u003e\n\u003cp data-end=\"1199\" data-start=\"1039\"\u003e\u003cstrong data-end=\"1070\" data-start=\"1039\"\u003eEnhanced Cooling Efficiency\u003c\/strong\u003e\u003cbr data-end=\"1073\" data-start=\"1070\"\u003eStrategic heat management removes heat where it matters most, helping maintain consistent performance in demanding conditions.\u003c\/p\u003e\n\u003cp data-end=\"1339\" data-start=\"1201\"\u003e\u003cstrong data-end=\"1237\" data-start=\"1201\"\u003eCleaner, More Consistent Jetting\u003c\/strong\u003e\u003cbr data-end=\"1240\" data-start=\"1237\"\u003eImproved combustion characteristics lead to smoother throttle response and more predictable tuning.\u003c\/p\u003e\n\u003cp data-end=\"1430\" data-start=\"1341\"\u003e\u003cstrong data-end=\"1369\" data-start=\"1341\"\u003eImproved Fuel Efficiency\u003c\/strong\u003e\u003cbr data-end=\"1372\" data-start=\"1369\"\u003eGet more out of every tank with optimized burn efficiency.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eDome Options: \u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003e\u003cstrong\u003eDome A (low compression):\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e Mellow but very luggable low end with a linear feeling transition into a free-revving top end. The most friendly to ride but not lacking in torque or response. Great for beginner riders but plenty of fun for experienced riders too! Offers great control of traction in slick conditions.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cstrong\u003eDome C (high compression):\u003c\/strong\u003e Hard hitting and luggable low end with a broad mid range. Offers the most low end torque and peak power. Snappy and \"connected with throttle\" feeling power . Yeah, this one pulls hard!\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Lectron Fuel Systems","offers":[{"title":"Raw Aluminum \/ Hi Compressoin","offer_id":52010940432676,"sku":"4530-DRT-CH","price":280.0,"currency_code":"USD","in_stock":true},{"title":"Raw Aluminum \/ Low Compression","offer_id":52010940498212,"sku":"4530-DRT-CH","price":280.0,"currency_code":"USD","in_stock":true},{"title":"Raw Aluminum \/ Bundle (Hi \u0026 Low)","offer_id":52017964056868,"sku":"4530-DRT-CH","price":390.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Hi Compressoin","offer_id":52010940563748,"sku":"4530-DRT-CH-A","price":330.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Low Compression","offer_id":52010940629284,"sku":"4530-DRT-CH-A","price":330.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Bundle (Hi \u0026 Low)","offer_id":52017964089636,"sku":"4530-DRT-CH-A","price":440.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/8805\/6612\/files\/DRT-HD768-R1-BLUE-DOME.png?v=1770911537"},{"product_id":"drt-cylinder-head-domes","title":"DRT Cylinder Head Domes","description":"\u003cp\u003e\u003cstrong\u003eDRT Racing Cylinder Head Domes \u003c\/strong\u003eavailable in individual options to help personalize your bikes power! \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eDome Options: \u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003e\u003cstrong\u003eDome A (low compression):\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e Mellow but very luggable low end with a linear feeling transition into a free-revving top end. The most friendly to ride but not lacking in torque or response. Great for beginner riders but plenty of fun for experienced riders too! Offers great control of traction in slick conditions.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cstrong\u003eDome C (high compression):\u003c\/strong\u003e Hard hitting and luggable low end with a broad mid range. Offers the most low end torque and peak power. Snappy and \"connected with throttle\" feeling power . Yeah, this one pulls hard!\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Lectron Fuel Systems","offers":[{"title":"Dome A (Low Compression)","offer_id":52011527733540,"sku":"4530-DRT-CHD","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Dome C (Hi Compression)","offer_id":52011527766308,"sku":"4530-DRT-CHD","price":110.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/8805\/6612\/files\/DRT-HD768-R1-DOME-A.png?v=1770929115"},{"product_id":"pre-season-booster-bundle","title":"Pre-Season Booster Bundle","description":"\u003cp data-start=\"26\" data-end=\"154\"\u003eGive your \u003cstrong data-start=\"36\" data-end=\"45\"\u003eYZ250\u003c\/strong\u003e a serious shot of power with our \u003cstrong data-start=\"79\" data-end=\"116\"\u003eall-new Pre-Season Booster Bundle\u003c\/strong\u003e, built exclusively for \u003cstrong\u003eYamaha YZ250s\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"156\" data-end=\"432\"\u003eThis no-compromise kit delivers a massive performance upgrade, featuring \u003cstrong data-start=\"233\" data-end=\"278\"\u003enew \u003ca rel=\"noopener\" href=\"https:\/\/lectronfuelsystems.com\/products\/drt-cylinder-heads-yz-250x\" target=\"_blank\"\u003eDRT Cylinder Head from DRT Racing\u003c\/a\u003e \u003c\/strong\u003eand\u003cstrong data-start=\"233\" data-end=\"278\"\u003e \u003c\/strong\u003ethe \u003cstrong data-start=\"284\" data-end=\"332\"\u003eG2 Ergonomics 2-Stroke Throttle Response Kit\u003c\/strong\u003e, \u003c\/p\u003e\n\u003cp data-start=\"434\" data-end=\"497\"\u003eMore snap. Stronger pull. Faster response everywhere it counts.\u003c\/p\u003e\n\u003cp data-start=\"499\" data-end=\"574\"\u003eBolt it on, twist the throttle, and feel the difference from the first hit. \u003c\/p\u003e","brand":"Lectron Fuel Systems","offers":[{"title":"Raw Aluminum \/ Hi Compressoin","offer_id":52017969103140,"sku":"4530-DRT-PB","price":529.99,"currency_code":"USD","in_stock":true},{"title":"Raw Aluminum \/ Low Compression","offer_id":52017969135908,"sku":"4530-DRT-PB","price":529.99,"currency_code":"USD","in_stock":true},{"title":"Raw Aluminum \/ Bundle (Hi \u0026 Low)","offer_id":52017969168676,"sku":"4530-DRT-PB","price":639.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Hi Compressoin","offer_id":52017969201444,"sku":"4530-DRT-PB-A","price":579.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Low Compression","offer_id":52017969234212,"sku":"4530-DRT-PB-A","price":579.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ Bundle (Hi \u0026 Low)","offer_id":52017969266980,"sku":"4530-DRT-PB-A","price":689.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/8805\/6612\/files\/CopyofCopyofUntitledDesign.png?v=1770912126"},{"product_id":"pre-season-booster-bundle-pro-series","title":"Pre-Season Booster Bundle + PRO SERIES","description":"\u003cp data-start=\"26\" data-end=\"154\"\u003eGive your\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"36\" data-end=\"45\"\u003eYZ250\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ea serious shot of power with our\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"79\" data-end=\"116\"\u003eall-new Pre-Season Booster Bundle\u003c\/strong\u003e, built exclusively for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYamaha YZ250s\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"156\" data-end=\"432\"\u003eThis no-compromise kit delivers a massive performance upgrade, featuring \u003cstrong data-start=\"233\" data-end=\"278\"\u003enew\u003cspan\u003e \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"https:\/\/lectronfuelsystems.com\/products\/drt-cylinder-heads-yz-250x\" target=\"_blank\"\u003eDRT Cylinder Head from DRT Racing,\u003c\/a\u003e\u003c\/strong\u003e\u003cstrong data-start=\"233\" data-end=\"278\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003ethe\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"284\" data-end=\"332\"\u003eG2 Ergonomics 2-Stroke Throttle Response Kit, \u003c\/strong\u003elastly pairing it with our \u003cstrong\u003ePRO SERIES Carburetor\u003c\/strong\u003e at a special deal of \u003cstrong\u003e10% off\u003c\/strong\u003e!\u003c\/p\u003e\n\u003cp data-start=\"434\" data-end=\"497\"\u003eMore snap. Stronger pull. Faster response everywhere it counts.\u003c\/p\u003e\n\u003cp data-start=\"499\" data-end=\"574\"\u003eBolt it on, twist the throttle, and feel the difference from the first hit. \u003c\/p\u003e","brand":"Lectron Fuel Systems","offers":[{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm \/ Raw Aluminum \/ Hi Compressoin","offer_id":52052985250084,"sku":"1138-PRO-38-PB","price":1204.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm \/ Raw Aluminum \/ Low Compression","offer_id":52052985282852,"sku":"1138-PRO-38-PB","price":1204.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm \/ Raw Aluminum \/ Bundle (Hi \u0026 Low)","offer_id":52052985315620,"sku":"1138-PRO-38-PB","price":1314.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm \/ Blue \/ Hi Compressoin","offer_id":52052985348388,"sku":"1138-PRO-38-PB","price":1254.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm \/ Blue \/ Low Compression","offer_id":52052985381156,"sku":"1138-PRO-38-PB","price":1254.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm \/ Blue \/ Bundle (Hi \u0026 Low)","offer_id":52052985413924,"sku":"1138-PRO-38-PB","price":1364.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized \/ Raw Aluminum \/ Hi Compressoin","offer_id":52052985446692,"sku":"1138-PRO-38-A-PB","price":1293.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized \/ Raw Aluminum \/ Low Compression","offer_id":52052985479460,"sku":"1138-PRO-38-A-PB","price":1293.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized \/ Raw Aluminum \/ Bundle (Hi \u0026 Low)","offer_id":52052985512228,"sku":"1138-PRO-38-A-PB","price":1403.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized \/ Blue \/ Hi Compressoin","offer_id":52052985544996,"sku":"1138-PRO-38-A-PB","price":1343.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized \/ Blue \/ Low Compression","offer_id":52052985577764,"sku":"1138-PRO-38-A-PB","price":1343.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized \/ Blue \/ Bundle (Hi \u0026 Low)","offer_id":52052985610532,"sku":"1138-PRO-38-A-PB","price":1453.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized TPS \/ Raw Aluminum \/ Hi Compressoin","offer_id":52052985643300,"sku":"1138-PRO-38-A-TPS-PB","price":1338.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized TPS \/ Raw Aluminum \/ Low Compression","offer_id":52052985676068,"sku":"1138-PRO-38-A-TPS-PB","price":1338.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized TPS \/ Raw Aluminum \/ Bundle (Hi \u0026 Low)","offer_id":52052985708836,"sku":"1138-PRO-38-A-TPS-PB","price":1448.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized TPS \/ Blue \/ Hi Compressoin","offer_id":52052985741604,"sku":"1138-PRO-38-A-TPS-PB","price":1388.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized TPS \/ Blue \/ Low Compression","offer_id":52052985774372,"sku":"1138-PRO-38-A-TPS-PB","price":1388.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm Anodized TPS \/ Blue \/ Bundle (Hi \u0026 Low)","offer_id":52052985807140,"sku":"1138-PRO-38-A-TPS-PB","price":1498.19,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm TPS \/ Raw Aluminum \/ Hi Compressoin","offer_id":52052985839908,"sku":"1138-PRO-38-TPS-PB","price":1249.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm TPS \/ Raw Aluminum \/ Low Compression","offer_id":52052985872676,"sku":"1138-PRO-38-TPS-PB","price":1249.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm TPS \/ Raw Aluminum \/ Bundle (Hi \u0026 Low)","offer_id":52052985905444,"sku":"1138-PRO-38-TPS-PB","price":1359.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm TPS \/ Blue \/ Hi Compressoin","offer_id":52052985938212,"sku":"1138-PRO-38-TPS-PB","price":1299.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm TPS \/ Blue \/ Low Compression","offer_id":52052985970980,"sku":"1138-PRO-38-TPS-PB","price":1299.09,"currency_code":"USD","in_stock":true},{"title":"PRO-SERIES Carburetor for 2-Stroke | 38mm TPS \/ Blue \/ Bundle (Hi \u0026 Low)","offer_id":52052986003748,"sku":"1138-PRO-38-TPS-PB","price":1409.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/8805\/6612\/files\/CopyofCopyofCopyofUntitledDesign.png?v=1772207897"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/8805\/6612\/collections\/DRT-HD768-R1-BLUE-DOME.png?v=1788622278","url":"https:\/\/lectronfuelsystems.com\/collections\/engine-components.oembed","provider":"Lectron Fuel Systems","version":"1.0","type":"link"}