Hays 40-508 Heavy-Duty Steel Flexplate 1997-2017 GM LS 4.8/5.3/6.0/6.2/7.0L, 168-Tooth, Internal Balanced
490-40-508
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Chevy
HAYS / MR GASKET 40-508 Features:
Hays SFI-approved heavy-duty flexplates for are constructed of a thicker than stock steel plate, enabling them to withstand the stress of high-stall torque converters and high-RPM engines. While factory stock plates tend to crack around the crankshaft hub when punished under high torque and RPM conditions, the 4mm thick center plate utilized on a Hays flexplate handles the brute force. These flexplates are supplied with a precision double welded ring gear and feature multiple engine and transmission bolt patterns. All Hays flexplates are zinc-dichromate plated to resist corrosion and are SFI-certified under specification 29.1.- SFI-approved – legal for use in racing classes that require SFI certification
- Flexplate features a precision double welded ring gear
- Has a 4 mm thick center plate to resist cracking near crankshaft flange
- Zinc-dichromate plated to resist corrosion
- CAD designed to provide optimum performance and reliability
- Available in Internal or External balanced versions
- Applications offered for a wide variety of engine and transmission bolt patterns
- NOT a direct replacement for "long crank" LS engines. (1999-2000 6.0L)
Specifications:
Will this flex plate need a spacer? Also it already balanced.
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