{"product_id":"308-camshaft-flywheel-3-308connecting-rod-for-hemi-predator-212cc-kart","title":".308 Camshaft \u0026 Flywheel 3.308\"Connecting Rod For Hemi Predator 212cc Kart","description":"\u003cdiv style=\"font-family: 'Arial Black', Arial, sans-serif; width: 100%; line-height: 1.8; color: #1f2937; background-color: #f9fafb; padding: 20px; border-radius: 4px; border: 1px solid #d1d5db; box-sizing: border-box;\"\u003e\n\n  \u003c!-- 产品主标题 --\u003e\n  \u003ch2 style=\"color: #111827; border-bottom: 3px solid #ff9900; padding-bottom: 10px; margin: 0 0 20px 0; font-size: 22px; letter-spacing: 0.5px;\"\u003e\n    🔧 212cc Hemi Predator Performance Kit “Racer .308” | Value-Oriented Racing Upgrade\n  \u003c\/h2\u003e\n\n  \u003c!-- 产品概述 --\u003e\n  \u003cdiv style=\"background: #ffffff; border-left: 4px solid #ff9900; padding: 18px; margin-bottom: 16px; border: 1px solid #e5e7eb; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003eOverview\u003c\/h3\u003e\n    \u003cp style=\"margin:0 0 8px; font-size:15px;\"\u003e\n      This is a \u003cstrong\u003ehigh-performance, value-oriented racing upgrade package\u003c\/strong\u003e designed for builders seeking strong high-RPM power output with a cost-effective component setup for Hemi Predator engines.\n    \u003c\/p\u003e\n    \u003cp style=\"margin:0 0 8px; font-size:15px;\"\u003e\n      Built around a .308 high-lift Hemi camshaft, it delivers aggressive valve timing, extended duration and improved airflow for maximum top-end performance. Supports a target operating range of 8200–8400 RPM, suitable for competitive kart racing and high-performance recreational builds.\n    \u003c\/p\u003e\n    \u003cp style=\"margin:0; font-size:15px;\"\u003e\n      Unlike premium billet racing configurations, this version uses a durable cast aluminum (die-cast) performance flywheel, providing a more affordable solution while still improving throttle response and engine acceleration over stock components.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 适配信息 --\u003e\n  \u003cdiv style=\"background: #ffffff; padding: 18px; margin-bottom: 16px; border: 1px solid #e5e7eb; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003e✅ Fitment\u003c\/h3\u003e\n    \u003cul style=\"margin: 0; padding-left: 20px; font-size: 15px; list-style: none;\"\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Designed for 212cc Hemi Predator engines\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Compatible with 196cc clone and GX200 platforms\u003c\/li\u003e\n      \u003cli\u003e• Recommended for modified high-performance racing applications\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 核心性能特性 --\u003e\n  \u003cdiv style=\"background: #ffffff; padding: 18px; margin-bottom: 16px; border: 1px solid #e5e7eb; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003e🚀 Premium Performance Features\u003c\/h3\u003e\n\n    \u003cp style=\"margin: 0 0 12px; font-size: 15px; font-weight: bold; color: #ff9900;\"\u003e\n      1. Aggressive .308 High-Lift Camshaft\n    \u003c\/p\u003e\n    \u003cul style=\"margin: 0 0 16px; padding-left: 40px; font-size: 15px;\"\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003eEngineered for aggressive valve timing, extended duration and improved airflow for maximum top-end performance.\u003c\/li\u003e\n      \u003cli\u003eOptimized for modified Hemi engines with a target operating range of 8200–8400 RPM.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp style=\"margin: 0 0 12px; font-size: 15px; font-weight: bold; color: #ff9900;\"\u003e\n      2. Cost-Effective Cast Aluminum Flywheel\n    \u003c\/p\u003e\n    \u003cul style=\"margin: 0 0 16px; padding-left: 40px; font-size: 15px;\"\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003eDurable die-cast aluminum construction as an affordable alternative to billet racing flywheels.\u003c\/li\u003e\n      \u003cli\u003eDelivers improved throttle response and faster engine acceleration compared to stock components.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp style=\"margin: 0 0 12px; font-size: 15px; font-weight: bold; color: #ff9900;\"\u003e\n      3. Reinforced Rotating Assembly \u0026amp; Piston\n    \u003c\/p\u003e\n    \u003cul style=\"margin: 0 0 16px; padding-left: 40px; font-size: 15px;\"\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003e3.308” performance connecting rod + bearing set for reinforced bottom-end strength.\u003c\/li\u003e\n      \u003cli\u003e70mm flat-top piston kit (rings + wrist pin) increases compression ratio for stronger torque and acceleration.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp style=\"margin: 0 0 8px; font-size: 15px; font-weight: bold; color: #ff9900;\"\u003e\n      4. Complete Valvetrain, Sealing \u0026amp; Ignition Support\n    \u003c\/p\u003e\n    \u003cul style=\"margin: 0; padding-left: 40px; font-size: 15px;\"\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003e26lb valve springs ensure stable valve control at high RPM.\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 6px;\"\u003eF7TC performance spark plug delivers stable ignition under sustained load.\u003c\/li\u003e\n      \u003cli\u003eFull Hemi gasket \u0026amp; seal kit provides complete rebuild-level engine sealing integrity.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 凸轮轴规格参数 --\u003e\n  \u003cdiv style=\"background: #ffffff; padding: 18px; margin-bottom: 16px; border: 1px solid #e5e7eb; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003e📐 Camshaft Specifications (.308 Hemi Profile)\u003c\/h3\u003e\n    \u003cp style=\"margin:0 0 8px; font-size:15px;\"\u003e\n      Recommended Class: \u003cstrong\u003eModified Racing\u003c\/strong\u003e\u003cbr\u003e\n      Target RPM Range: \u003cstrong\u003e8200–8400 RPM\u003c\/strong\u003e\n    \u003c\/p\u003e\n    \u003cul style=\"margin: 0 0 12px; padding-left: 20px; font-size: 15px; list-style: none;\"\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Intake Lift: .308”\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Exhaust Lift: .308”\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Duration @ .050”: 244.2° Intake \/ 244.6° Exhaust\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Lobe Separation Angle: 108° \/ 108°\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Valve Spring Pressure: 32 lb (IN \/ EX)\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Valve Lash (IN \/ EX): .003”\u003c\/li\u003e\n      \u003cli\u003e• Ignition Timing Recommendation: 34° BTDC\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cp style=\"margin:0 0 8px; font-size:15px; font-weight: bold; color: #ff9900;\"\u003eCam Timing Events\u003c\/p\u003e\n    \u003cul style=\"margin: 0 0 8px; padding-left: 20px; font-size: 15px; list-style: none;\"\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Intake Open: 53.5° BTDC\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Intake Close: 91.0° ABDC\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Exhaust Open: 91.0° BBDC\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Exhaust Close: 55.1° ATDC\u003c\/li\u003e\n      \u003cli\u003e• Lift: .308” \/ .308”\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp style=\"margin:0; font-size:15px;\"\u003e\n      This camshaft delivers strong high-RPM power delivery and extended top-end performance when paired with upgraded valvetrain components.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 套件包含组件 --\u003e\n  \u003cdiv style=\"background: #f3f4f6; padding: 18px; border-left: 4px solid #1f2937; border: 1px solid #d1d5db; width: 100%; box-sizing: border-box; margin-bottom: 16px;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003e📦 Included Performance Components\u003c\/h3\u003e\n    \u003cp style=\"margin: 0 0 4px; font-size: 15px;\"\u003e\n      • 1 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003e.308 Hemi Performance Camshaft\u003c\/span\u003e\n    \u003c\/p\u003e\n    \u003cp style=\"margin: 0 0 4px; font-size: 15px;\"\u003e\n      • 1 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003e3.308” Performance Connecting Rod + Bearing Set\u003c\/span\u003e\n    \u003c\/p\u003e\n    \u003cp style=\"margin: 0 0 4px; font-size: 15px;\"\u003e\n      • 2 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003e26lb Valve Springs\u003c\/span\u003e\n    \u003c\/p\u003e\n    \u003cp style=\"margin: 0 0 4px; font-size: 15px;\"\u003e\n      • 1 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003eCast Aluminum Performance Flywheel (Hemi \/ 212 Compatible)\u003c\/span\u003e\n    \u003c\/p\u003e\n    \u003cp style=\"margin: 0 0 4px; font-size: 15px;\"\u003e\n      • 1 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003eF7TC Performance Spark Plug\u003c\/span\u003e\n    \u003c\/p\u003e\n    \u003cp style=\"margin: 0 0 4px; font-size: 15px;\"\u003e\n      • 1 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003eComplete Hemi Gasket \u0026amp; Seal Kit\u003c\/span\u003e\n    \u003c\/p\u003e\n    \u003cp style=\"margin: 0 0 4px; font-size: 15px;\"\u003e\n      • 1 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003e70mm Flat-Top Piston Kit (rings + wrist pin)\u003c\/span\u003e\n    \u003c\/p\u003e\n    \u003cp style=\"margin: 0; font-size: 15px;\"\u003e\n      • 1 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003eMagnetic Drain Plug Set (M10x1.25)\u003c\/span\u003e\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 性能优势总结 --\u003e\n  \u003cdiv style=\"background: #f3f4f6; padding: 18px; border-left: 4px solid #1f2937; border: 1px solid #d1d5db; width: 100%; box-sizing: border-box; margin-bottom: 16px;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003e🏁 Performance Benefits\u003c\/h3\u003e\n    \u003cul style=\"margin: 0; padding-left: 20px; font-size: 15px; list-style: none;\"\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Strong high-RPM power delivery (8200–8400 RPM range)\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Improved throttle response vs stock engine setup\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Increased compression for better acceleration\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Stable valvetrain performance with 26lb springs\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Cost-effective cast flywheel performance upgrade\u003c\/li\u003e\n      \u003cli style=\"margin-bottom: 4px;\"\u003e• Reinforced bottom-end durability for modified builds\u003c\/li\u003e\n      \u003cli\u003e• Balanced setup for competitive and recreational racing use\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 重要注意事项 --\u003e\n  \u003cdiv style=\"background: #fff3e0; border-left: 4px solid #ff9900; padding: 18px; border: 1px solid #ffcc80; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #e65100; margin: 0 0 12px; font-size: 18px;\"\u003e📝 Important Notes\u003c\/h3\u003e\n    \u003cp style=\"margin: 0 0 8px; font-size: 15px; font-weight: bold;\"\u003e\n      This is a value-oriented high-performance kit using a cast aluminum flywheel instead of billet or machined racing components. It is designed to provide strong performance gains while maintaining cost efficiency.\n    \u003c\/p\u003e\n    \u003cp style=\"margin: 0; font-size: 15px; font-weight: bold;\"\u003e\n      Professional installation experience is recommended. Engine clearancing may be required depending on configuration.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"supermotorparts","offers":[{"title":"Default Title","offer_id":43768837144650,"sku":"BD12168","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/9100\/1930\/files\/BD12168_1.jpg?v=1783039624","url":"https:\/\/www.supermotorparts.com\/products\/308-camshaft-flywheel-3-308connecting-rod-for-hemi-predator-212cc-kart","provider":"supermotorparts","version":"1.0","type":"link"}