{"product_id":"tci-gm-chevy-ls-engine-6-bolt-crankshaft-sfi-flexplate-with-10-75-and-11-062-converter-patterns-and-converter-pilot-extension","title":"TCI GM Chevy LS Engine 6-bolt Crankshaft SFI Flexplate with 10.75\" and 11.062\" Converter Patterns and Converter Pilot Extension","description":"\u003cp\u003e\u003cspan\u003eSFI 29.1 approved. Fits most LS-series Gen III and Gen IV Chevy 4.8, 5.3, 5.7, 6.0, 6.2 and 7.0 liter V8 engines using a 6 bolt crankshaft flange. Drilled for 10.75\" small GM converter bolt pattern and also 11.062\" (281mm) LS style converter bolt pattern. Includes a converter pilot adapter that is needed if you are using a converter originally made to fit older small or big block Chevy (non-LS). Flexplate is .035\" thicker than stock and the starter ring is welded to both sides of the flexplate for additional strength. Constructed from a high tensile strength material this flexplate resists elongation and cracking. All 168 tooth flexplates are sized for stock 3\/8\" mounting bolts and can be easily drilled for 7\/16\" diameter high performance torque converter applications. for 4L80E or TH400 applications that have an 11.5\" torque converter bolt pattern, use P\/N 399754. This will not fit 1999-2000 6.0L applications with 0.400 in. extended crank flange and came with flat flexplate. This will not fit 1999-2000 4.8L applications that originally came with a manual transmission.\u003c\/span\u003e\u003c\/p\u003e","brand":"TCI AUTOMOTIVE","offers":[{"title":"399753","offer_id":47778105295070,"sku":null,"price":371.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/2141\/7694\/files\/399753_v1_1.jpg?v=1766523991","url":"https:\/\/harringtonspeformanceparts.com\/products\/tci-gm-chevy-ls-engine-6-bolt-crankshaft-sfi-flexplate-with-10-75-and-11-062-converter-patterns-and-converter-pilot-extension","provider":"Harrington's Performace Parts","version":"1.0","type":"link"}