{"product_id":"gm-ls-gen-iii-and-iv-truck-and-gen-iv-ls-car-high-performance-4-and-6-groove-harmonic-balancer-damper","title":"GM LS Gen III and IV Truck and Gen IV LS Car High Performance 4 and 6 Groove Harmonic Balancer\/Damper","description":"\u003cp\u003eUpgrade your GM Gen III\/IV LS-based engines with a SFI-certified performance harmonic balancer designed to control crankshaft vibration and reduce harmful harmonics across the RPM range. Built for street and performance applications, this balancer improves engine stability, durability, and overall reliability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVibration Control \u0026amp; Engine Protection\u003c\/strong\u003e\u003cbr\u003eDesigned to dampen crankshaft harmonics, this balancer helps reduce engine wear and improve long-term reliability—especially in performance and high-RPM applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDurable Performance Construction\u003c\/strong\u003e\u003cbr\u003eSteel and elastomer construction provides dependable damping and strength, while SFI certification supports high-performance and racing applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEasy Timing \u0026amp; Installation\u003c\/strong\u003e\u003cbr\u003e360 Deg timing marks simplify ignition setup, while application-specific sizing supports proper accessory alignment and straightforward installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt for Street \u0026amp; Performance Applications\u003c\/strong\u003e\u003cbr\u003eIdeal for performance rebuilds, restorations, and upgraded engine combinations where crankshaft stability and consistent operation are critical.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBLE WITH\u003c\/strong\u003e\u003cbr\u003eGM LS SERIES V8 ENGINES\u003cbr\u003e• 4.8L \/ 293 in³ (LR4, LY2)\u003cbr\u003e• 5.3L \/ 325 in³ (LM7, L59, L33, LC9, LH6, LY5, LMG)\u003cbr\u003e• 5.7L \/ 346 in³ (LS1, LS6)\u003cbr\u003e• 6.0L \/ 364 in³ (LQ4, LQ9, LY6, L76, L96)\u003cbr\u003e• 6.2L \/ 376 in³ (LS2, LS3, L92, L99, LSA)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMMON VEHICLE APPLICATIONS\u003c\/strong\u003e\u003cbr\u003eChevrolet Silverado \/ GMC Sierra (LS equipped)\u003cbr\u003eChevrolet Camaro \/ Corvette (LS equipped)\u003cbr\u003eChevrolet Tahoe \/ Suburban \/ Yukon (LS equipped)\u003cbr\u003ePontiac GTO \/ G8 (LS equipped)\u003cbr\u003eLS swap, street\/strip, and performance builds\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOTES\u003c\/strong\u003e\u003cbr\u003eDesigned for GM Gen III\/IV LS truck applications and Gen IV LS car applications.\u003cbr\u003eVerify crankshaft snout, pulley groove count, belt drive, and accessory spacing before installation.\u003cbr\u003eNot compatible with Gen I Small Block Chevy, Gen V LT, or Big Block Chevy engines.\u003c\/p\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Balance\u003c\/td\u003e\n\u003ctd\u003eInternal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTiming Marks\u003c\/td\u003e\n\u003ctd\u003e360 Deg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGroove Quantity\u003c\/td\u003e\n\u003ctd\u003e6\u003cbr\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDamper Material\u003c\/td\u003e\n\u003ctd\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eElastomer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSFI Approved\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Top Street Performance","offers":[{"title":"Default Title","offer_id":49903136604456,"sku":"81113","price":325.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/8356\/5608\/files\/81113-03.jpg?v=1779294796","url":"https:\/\/www.topstreetperformance.com\/products\/gm-ls-gen-iii-and-iv-truck-and-gen-iv-ls-car-high-performance-4-and-6-groove-harmonic-balancer-damper","provider":"Top Street Performance","version":"1.0","type":"link"}