{"title":"Complete Engines","description":null,"products":[{"product_id":"1989-2004-kawasaki-kx500-billet-drop-in-engine","title":"1989-2004 Kawasaki KX500 Complete Billet Drop-in engine","description":"\u003cp data-path-to-node=\"1\"\u003eStop chasing 30-year-old cast cases and discontinued OEM ghosts. This is the KX500 engine evolved. We’ve taken the raw violence of the \"Beast\" and stabilized it with modern engineering, producing a zero hour, ready-to-run engine that is lighter, stronger, and built to handle more abuse than Kawasaki ever intended.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003eThis isn't a rebuild. It’s a total reincarnation of the KX500 engine!\u003c\/p\u003e\n\u003chr data-path-to-node=\"3\"\u003e\n\u003ch3 data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eRace Proven by the Pros\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp data-path-to-node=\"5\"\u003eOur parts aren't just garage-tested; they are \u003cb data-path-to-node=\"5\" data-index-in-node=\"46\"\u003erace proven\u003c\/b\u003e. We’ve put our components through the ringer with \u003cb data-path-to-node=\"5\" data-index-in-node=\"108\"\u003eprofessional riders\u003c\/b\u003e—including testing and development with athletes like \u003cb data-path-to-node=\"5\" data-index-in-node=\"181\"\u003eRyan Surratt\u003c\/b\u003e. When you’re putting our parts to the test, you can be confident in them!\u003c\/p\u003e\n\u003chr data-path-to-node=\"6\"\u003e\n\u003ch3 data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eThe Build List\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eBillet Center Cases:\u003c\/b\u003e CNC-machined from 6061-T6. We eliminated the porosity and structural \"soft spots\" of the original 1989–2004 cast units. These cases provide a rigid, high-integrity foundation that far exceed the strength and durability of OEM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eFull Billet Bottom End:\u003c\/b\u003e Loaded with our heavy-duty internal suite, including our chromoly shift components and an integrated hydraulic clutch system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eTwo-Piece Billet Clutch Cover:\u003c\/b\u003e The TSO flagship. Inspect or swap your clutch plates in minutes without touching your coolant or the main side case.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eBillet Cylinder Head Kit:\u003c\/b\u003e High-flow cooling jackets and a reshaped combustion chamber keep your top-end temps consistent and your power delivery crisp. An integrated compression release ensures easy starting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003eTSO High-End Internals: \u003c\/b\u003eOur engines are sold with completely refurbished internals which include a new crank assembly, all bottom end bearings and seals, all new shift mechanisms, new piston kit, power valve components and much more. \u003cem\u003eAny parts that we do not produce and are not available are high quality refurbished\u003c\/em\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"9\"\u003e\n\u003ch3 data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eTechnical Breakdown\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable data-path-to-node=\"11\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,1,0,0\"\u003e\u003cb data-path-to-node=\"11,1,0,0\" data-index-in-node=\"0\"\u003ePlatform\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,1,1,0\"\u003e1989–2004 KX500 (Direct Fit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,2,0,0\"\u003e\u003cb data-path-to-node=\"11,2,0,0\" data-index-in-node=\"0\"\u003eMain Cases\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,2,1,0\"\u003eTSO CNC 6061-T6 Billet\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,3,0,0\"\u003e\u003cb data-path-to-node=\"11,3,0,0\" data-index-in-node=\"0\"\u003eClutch Access\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,3,1,0\"\u003eQuick-Change Two-Piece System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,4,0,0\"\u003e\u003cb data-path-to-node=\"11,4,0,0\" data-index-in-node=\"0\"\u003eHead Kit\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,4,1,0\"\u003eBillet w\/ Interchangeable Domes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,5,0,0\"\u003e\u003cb data-path-to-node=\"11,5,0,0\" data-index-in-node=\"0\"\u003eValidation\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,5,1,0\"\u003ePro-Rider \u0026amp; Race Tested\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,6,0,0\"\u003e\u003cb data-path-to-node=\"11,6,0,0\" data-index-in-node=\"0\"\u003eOrigin\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,6,1,0\"\u003eEngineered \u0026amp; Built in Oceanside, CA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr data-path-to-node=\"12\"\u003e\n\u003ch3 data-path-to-node=\"13\"\u003e\u003cb data-path-to-node=\"13\" data-index-in-node=\"0\"\u003eZero Hours. Zero Compromise.\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp data-path-to-node=\"14\"\u003eThe TSO Billet KX500 is the ultimate solution for riders who want the legendary soul of a big-bore two-stroke without the reliability headaches of decades-old technology. This is the highest-quality KX500 engine on the planet, hand-assembled right here at \u003cb\u003eTwo-Strokes Only\u003c\/b\u003e\u003c\/p\u003e\n\u003chr data-path-to-node=\"15\"\u003e\n\u003cp data-path-to-node=\"16\"\u003e\u003cb data-path-to-node=\"16\" data-index-in-node=\"0\"\u003eOrdering Information\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"16\"\u003e\u003ci data-path-to-node=\"16\" data-index-in-node=\"21\"\u003eBuilt to order with custom dome options available. Contact us for current lead times and shipping details.\u003c\/i\u003e\u003c\/p\u003e","brand":"🏁Two-Strokes Only🏁","offers":[{"title":"Default Title","offer_id":52693991817495,"sku":"TS0-KCE-1","price":6500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/3818\/7543\/files\/IMG-7344.png?v=1775624015"},{"product_id":"2021-2026-honda-cr500-conversion-engine-kit","title":"2021-2026 Honda CR500 Drop-In Engine Package","description":"\u003cp\u003eDrop pure open-class two-stroke power directly into your modern aluminum chassis. This complete, ready-to-run CR500 power plant is engineered specifically for the 2021–2026 Honda CRF450R and CRF250R frames.\u003c\/p\u003e\n\u003cp\u003eBuilt from the ground up as a brand-new unit, this engine features our proprietary billet bottom end cases and custom billet cylinder head. Designed for zero-compromise fitment, it bolts straight into your modern chassis with \u003cb\u003eno frame cutting or welding required.\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat’s Included with the Engine Kit:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003eComplete Turnkey CR500 Engine:\u003c\/b\u003e Fully assembled with proprietary billet cases, billet cylinder head, exhaust flange, and reeds\/intake manifold\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComplete Chassis Mount Set:\u003c\/b\u003e Direct bolt-in engine mounting brackets and hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExhaust Mounts:\u003c\/b\u003e Pipe hanger brackets\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFuel System Conversion:\u003c\/b\u003e Modern EFI tank fuel pump delete block-off kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCooling Hardware:\u003c\/b\u003e Custom cooling lines and weld-on radiator crossover fittings\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat’s Needed to Complete the Build:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eTo get your swap fired up and running, you will need to source or supply the following components:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003eExhaust:\u003c\/b\u003e 1990–2001 CR500 expansion chamber pipe, 1990–2001 CR500 silencer with mounting hardware, pipe-to-silencer rubber seal, and CR500 pipe spring kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFuel \u0026amp; Intake:\u003c\/b\u003e CR500 carburetor, throttle assembly, throttle cable, and TSO Airbox Conversion Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eElectronics:\u003c\/b\u003e Complete CR500 ignition system \u003ci\u003e(MSV Racing ignition paired with an OEM CDI recommended)\u003c\/i\u003e, NGK spark plug cap, and a universal kill switch (such as Tusk)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eControls:\u003c\/b\u003e CR500 kickstarter lever, and CR500 shift lever \u003ci\u003e(stock CRF250R\/450R shift lever also works)\u003c\/i\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2021–2026 Honda CRF450R \/ CRF450RX \/ CRF450RWE\u003c\/li\u003e\n\u003cli\u003e2022–2026 Honda CRF250R \/ CRF250RX\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; border-radius: 8px; margin: 1.5rem 0;\"\u003e\n  \u003ciframe src=\"https:\/\/www.facebook.com\/plugins\/video.php?height=314\u0026amp;href=https%3A%2F%2Fwww.facebook.com%2Fwatch%2F%3Fv%3D1269477172032442\u0026amp;show_text=false\u0026amp;width=560\u0026amp;t=0\" title=\"Facebook video player\" frameborder=\"0\" allow=\"autoplay; clipboard-write; encrypted-media; picture-in-picture; web-share\" allowfullscreen=\"true\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\"\u003e\n  \u003c\/iframe\u003e\n\u003c\/div\u003e","brand":"🏁Two-Strokes Only🏁","offers":[{"title":"No Thanks \/ No Thanks \/ No Thanks","offer_id":55272397865239,"sku":null,"price":7500.0,"currency_code":"USD","in_stock":true},{"title":"No Thanks \/ No Thanks \/ YES","offer_id":55272397898007,"sku":null,"price":8150.0,"currency_code":"USD","in_stock":true},{"title":"No Thanks \/ Yes Please \/ No Thanks","offer_id":55272397930775,"sku":null,"price":8100.0,"currency_code":"USD","in_stock":true},{"title":"No Thanks \/ Yes Please \/ YES","offer_id":55272397963543,"sku":null,"price":8765.0,"currency_code":"USD","in_stock":true},{"title":"FMF Fatty W\/Shorty \/ No Thanks \/ No Thanks","offer_id":55272398061847,"sku":null,"price":8084.0,"currency_code":"USD","in_stock":true},{"title":"FMF Fatty W\/Shorty \/ No Thanks \/ YES","offer_id":55272398094615,"sku":null,"price":8734.0,"currency_code":"USD","in_stock":true},{"title":"FMF Fatty W\/Shorty \/ Yes Please \/ No Thanks","offer_id":55272390361367,"sku":null,"price":8684.0,"currency_code":"USD","in_stock":true},{"title":"FMF Fatty W\/Shorty \/ Yes Please \/ YES","offer_id":55272398127383,"sku":null,"price":8765.0,"currency_code":"USD","in_stock":true},{"title":"Pro Circuit Platinum W\/304 \/ No Thanks \/ No Thanks","offer_id":55272398192919,"sku":null,"price":8084.0,"currency_code":"USD","in_stock":true},{"title":"Pro Circuit Platinum W\/304 \/ No Thanks \/ YES","offer_id":55272398225687,"sku":null,"price":8734.0,"currency_code":"USD","in_stock":true},{"title":"Pro Circuit Platinum W\/304 \/ Yes Please \/ No Thanks","offer_id":55272390492439,"sku":null,"price":8684.0,"currency_code":"USD","in_stock":true},{"title":"Pro Circuit Platinum W\/304 \/ Yes Please \/ YES","offer_id":55272398258455,"sku":null,"price":8765.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/3818\/7543\/files\/IMG-8962.heic?v=1789662275"},{"product_id":"2024-2026-kawasaki-kx500-engine-conversion-kit","title":"2024-2026 Kawasaki KX500 Drop-in Engine Package","description":"\u003cp\u003eDrop unmatched open-class two-stroke power directly into Kawasaki's newest generation aluminum chassis. This complete, ready-to-run KX500 power plant is engineered specifically to drop directly into the 2024–2026 KX450 and 2025–2026 KX250 frames.\u003c\/p\u003e\n\u003cp\u003eBuilt from the ground up as a brand-new unit around our proprietary billet engine cases, this engine delivers modern engineering and optimized transfer porting while eliminating the need for any frame modifications. The built-in hydraulic clutch slave cylinder hooks straight into your stock 2024+ KX master cylinder and line. Engineered for a direct fit with \u003cb\u003eno frame cutting, heating, or welding required.\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat’s Included with the Engine Kit:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003eComplete Turnkey KX500 Engine:\u003c\/b\u003e Fully assembled with proprietary billet center cases, optimized transfer ports, cylinder head, exhaust flange, and reeds\/intake manifold\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHydraulic Clutch Integration:\u003c\/b\u003e Integrated billet clutch slave cylinder (plumbs directly to your stock modern KX master cylinder and hydraulic line)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eChassis Mount Set:\u003c\/b\u003e Direct bolt-in cylinder head stays, upper engine mounts, and mounting hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCase Protection:\u003c\/b\u003e 316 stainless steel case saver\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExhaust Mounts:\u003c\/b\u003e Expansion chamber and silencer hanger brackets\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFuel System Conversion:\u003c\/b\u003e Modern EFI tank fuel pump delete block-off kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCooling Hardware:\u003c\/b\u003e Complete conversion cooling line kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eElectronics Mounting:\u003c\/b\u003e Rubber CDI mount\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat’s Needed to Complete the Build:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eTo get your conversion finished and running, you will need to source or supply the following components:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003eExhaust:\u003c\/b\u003e KX500 conversion expansion chamber \u003ci\u003e(Hygge Performance KX500 conversion pipe recommended)\u003c\/i\u003e and silencer\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIntake \u0026amp; Rear Suspension:\u003c\/b\u003e TSO Conversion Intake Boot and TSO Billet Conversion Rear Shock Body (required for intake bell clearance in the modern chassis)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFuel \u0026amp; Carburetion:\u003c\/b\u003e KX500 carburetor, throttle assembly, and throttle cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eElectronics:\u003c\/b\u003e KX500 ignition system, coil, spark plug cap, and kill switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eControls:\u003c\/b\u003e KX500 kickstarter lever and shift lever (KX450\/KX250 works)\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2024–2026 Kawasaki KX450 \/ KX450X\u003c\/li\u003e\n\u003cli\u003e2025–2026 Kawasaki KX250 \/ KX250X\u003c\/li\u003e\n\n  \u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; border-radius: 8px; margin: 1.5rem 0;\"\u003e\n  \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/WHju2xIQELA\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\"\u003e\n  \u003c\/iframe\u003e\n\u003c\/div\u003e\n\u003c\/ul\u003e","brand":"🏁Two-Strokes Only🏁","offers":[{"title":"Default Title","offer_id":55265145258263,"sku":null,"price":7500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/3818\/7543\/files\/IMG-8968.heic?v=1789667959"}],"url":"https:\/\/twostrokesonly.com\/collections\/complete-engines.oembed","provider":"🏁Two-Strokes Only🏁","version":"1.0","type":"link"}