SKU: 85699670043

Hays Steel SFI Certified Flexplate - GM LS Engines - 40-508

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Description

Hays Steel SFI Certified Flexplate - GM LS Engines - 40-508Overview: 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

Overview:

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.

Features:

  • SFI-approved - legal for use in racing classes that require SFI certification
  • Flexplate features a precision double welded ring gear
  • Has 4mm 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

 

Application:

Year Make Model Submodel Engine Size
2008 - 2013 Chevrolet Corvette Base 376/6.2L V8
2001 - 2006 Chevrolet Silverado 2500 HD LS 403/6.6L V8
2001 - 2005 Chevrolet Silverado 2500 HD Base 364/6.0L V8
2004 Chevrolet Silverado 1500 LS 364/6.0L V8
2004 Chevrolet Silverado 1500 Z71 325/5.3L V8
1999 - 2006 Chevrolet Silverado 1500 LT 325/5.3L V8
1999 - 2005 Chevrolet Silverado 1500 Base 325/5.3L V8
2001 - 2006 Chevrolet Silverado 3500 LS 403/6.6L V8
2001 - 2006 Chevrolet Silverado 3500 LT 364/6.0L V8
2001 - 2006 Chevrolet Silverado 3500 LS 364/6.0L V8
2003 - 2006 Chevrolet Silverado 2500 HD WT 364/6.0L V8
2001 - 2005 Chevrolet Silverado 3500 Base 403/6.6L V8
2001 - 2005 Chevrolet Silverado 3500 Base 364/6.0L V8
2012 - 2017 Chevrolet Camaro ZL1 376/6.2L V8
2001 - 2006 Chevrolet Silverado 3500 LT 403/6.6L V8
2001 - 2005 Chevrolet Silverado 2500 HD Base 403/6.6L V8
2004 Chevrolet Silverado 1500 LT 364/6.0L V8
2001 - 2006 Chevrolet Silverado 2500 HD LT 403/6.6L V8
2001 - 2006 Chevrolet Silverado 2500 HD LS 364/6.0L V8
2014 - 2017 Chevrolet Corvette Stingray 376/6.2L V8
2015 - 2017 Chevrolet Corvette Z06 376/6.2L V8
2009 - 2012 Chevrolet Colorado LT 325/5.3L V8
2014 - 2015 Chevrolet Camaro Z/28 427/7.0L V8
2004 - 2006 Chevrolet C5500 Kodiak C5E042 403/6.6L V8
2005 - 2006 Chevrolet C5500 Kodiak C5E044 403/6.6L V8
2007 Chevrolet Silverado 3500 Classic LS 364/6.0L V8
2007 Chevrolet Silverado 3500 Classic LT 364/6.0L V8
2007 Chevrolet Silverado 2500 HD Classic LT 364/6.0L V8
1999 - 2000 Chevrolet Silverado 2500 Base 325/5.3L V8
1999 - 2004 Chevrolet Silverado 2500 Base 364/6.0L V8
1999 - 2000 Chevrolet Silverado 2500 LS 325/5.3L V8
1999 - 2000 Chevrolet Silverado 2500 LT 325/5.3L V8
1999 - 2004 Chevrolet Silverado 2500 LS 364/6.0L V8
2014 - 2016 Chevrolet Corvette Z51 376/6.2L V8
2007 Chevrolet Silverado 2500 HD Classic LS 364/6.0L V8
2005 - 2007 Chevrolet Corvette Base 364/6.0L V8
2001 - 2006 Chevrolet Silverado 2500 HD LT 364/6.0L V8
2004 - 2006 Chevrolet Silverado 3500 WT 364/6.0L V8
2002 - 2006 Chevrolet Silverado 1500 WT 325/5.3L V8
2010 - 2017 Chevrolet Camaro SS 376/6.2L V8
1999 - 2006 Chevrolet Silverado 1500 LS 325/5.3L V8
2004 - 2006 Chevrolet C4500 Kodiak C4E042 403/6.6L V8
2005 - 2006 Chevrolet C4500 Kodiak C4E044 403/6.6L V8
2004 - 2006 Chevrolet C4500 Kodiak C4V042 403/6.6L V8
2011 Chevrolet Corvette Z06 Carbon 427/7.0L V8
2006 - 2013 Chevrolet Corvette Z06 427/7.0L V8
2009 - 2013 Chevrolet Corvette ZR1 376/6.2L V8
2007 Chevrolet Silverado 1500 Classic LS 325/5.3L V8
2007 Chevrolet Silverado 1500 Classic LT 325/5.3L V8
2007 Chevrolet Silverado 3500 Classic WT 364/6.0L V8
2007 Chevrolet Silverado 2500 HD Classic WT 364/6.0L V8
1999 - 2004 Chevrolet Silverado 2500 LT 364/6.0L V8
2011 - 2012 Chevrolet Camaro 1SS 376/6.2L V8
2010 - 2017 Chevrolet Corvette Grand Sport 376/6.2L V8
2004 - 2006 Chevrolet Silverado 1500 Hybrid 325/5.3L V8
2004 - 2006 Chevrolet Silverado 3500 WT 403/6.6L V8
2004 - 2006 Chevrolet Silverado 2500 HD WT 403/6.6L V8
2004 Chevrolet Silverado 2500 WT 364/6.0L V8
2011 - 2012 Chevrolet Camaro 2SS 376/6.2L V8
2004 - 2006 Chevrolet C4500 Kodiak C4C042 403/6.6L V8
2005 - 2006 Chevrolet SSR Base 364/6.0L V8
2007 Chevrolet Silverado 1500 Classic WT 325/5.3L V8
2005 - 2006 Chevrolet C4500 Kodiak C4C044 403/6.6L V8
2004 - 2006 Chevrolet C5500 Kodiak C5C042 403/6.6L V8
2004 - 2006 Chevrolet C5500 Kodiak C5V042 403/6.6L V8
2004 - 2006 Chevrolet C5500 Kodiak C5U042 403/6.6L V8
2005 - 2006 Chevrolet C5500 Kodiak C5C044 403/6.6L V8
2015 - 2017 Chevrolet SS Base 376/6.2L V8
2013 Chevrolet Corvette 427 427/7.0L V8
2007 Chevrolet Silverado 3500 Classic LS 403/6.6L V8
2007 Chevrolet Silverado 2500 HD Classic LT 403/6.6L V8
2007 Chevrolet Silverado 2500 HD Classic LS 403/6.6L V8
2007 Chevrolet Silverado 3500 Classic LT 403/6.6L V8
2007 Chevrolet Silverado 2500 HD Classic WT 403/6.6L V8
2008 Chevrolet Corvette 427 Limited Edition Z06 427/7.0L V8
2004 - 2006 Chevrolet C4500 Kodiak C4U042 403/6.6L V8
2007 Chevrolet Silverado 3500 Classic WT 403/6.6L V8
2002 Chevrolet Silverado 1500 HD LT 364/6.0L V8
2007 Chevrolet Silverado 1500 Classic Hybrid 325/5.3L V8
2004 Chevrolet Silverado 1500 SS 364/6.0L V8
2002 Chevrolet Silverado 1500 HD LS 364/6.0L V8
1999 - 2000 Chevrolet K3500 LS 350/5.7L V8
1999 - 2000 Chevrolet K3500 LS 395/6.5L V8
1997 - 1998 Chevrolet K3500 Silverado 395/6.5L V8
1997 - 1998 Chevrolet K3500 Silverado 350/5.7L V8
1997 - 1998 Chevrolet K3500 Cheyenne 395/6.5L V8
1997 - 1998 Chevrolet K3500 Cheyenne 350/5.7L V8
1997 - 2000 Chevrolet K3500 Base 350/5.7L V8
1999 - 2000 Chevrolet K2500 LS 395/6.5L V8
1998 Chevrolet K2500 Cheyenne 305/5.0L V8
1997 - 1998 Chevrolet K2500 Silverado 350/5.7L V8
1997 - 2000 Chevrolet K2500 Base 395/6.5L V8
1997 - 1998 Chevrolet K2500 Cheyenne 350/5.7L V8
1997 - 1998 Chevrolet K2500 Cheyenne 395/6.5L V8
1999 - 2005 Chevrolet Silverado 1500 Base 294/4.8L V8
1999 - 2006 Chevrolet Silverado 1500 LS 294/4.8L V8
1997 - 1999 Chevrolet P30 Base 395/6.5L V8
2002 - 2006 Chevrolet Silverado 1500 WT 294/4.8L V8
1999 - 2006 Chevrolet Silverado 1500 LT 294/4.8L V8
1997 - 1998 Chevrolet K1500 Silverado 305/5.0L V8
1997 - 1998 Chevrolet K1500 Silverado 350/5.7L V8
1997 - 1998 Chevrolet K1500 Cheyenne 395/6.5L V8
1997 - 1998 Chevrolet K1500 WT 305/5.0L V8
1998 - 2002 Chevrolet Camaro Z28 SS 350/5.7L V8
1997 - 1999 Chevrolet C2500 400 SS 350/5.7L V8
1997 - 1999 Chevrolet C2500 Custom 350/5.7L V8
1997 - 2004 Chevrolet Corvette Base 350/5.7L V8
1997 - 2002 Chevrolet Camaro Z28 350/5.7L V8
1997 - 2002 Chevrolet C3500HD Base 395/6.5L V8
1997 - 1998 Chevrolet K2500 Silverado 305/5.0L V8
1999 - 2000 Chevrolet K2500 LS 350/5.7L V8
1997 - 2000 Chevrolet C2500 Base 395/6.5L V8
1997 - 2000 Chevrolet C2500 Base 350/5.7L V8
1997 - 1999 Chevrolet C2500 Base 305/5.0L V8
1997 - 1998 Chevrolet C1500 WT 395/6.5L V8
1997 - 1998 Chevrolet C1500 Cheyenne 350/5.7L V8
1997 - 1998 Chevrolet C1500 Cheyenne 305/5.0L V8
1997 Chevrolet C1500 Base 350/5.7L V8
1998 Chevrolet C2500 WT 350/5.7L V8
1998 Chevrolet C2500 WT 395/6.5L V8
1999 - 2000 Chevrolet C2500 LS 350/5.7L V8
1999 - 2000 Chevrolet C2500 LS 395/6.5L V8
1997 - 1998 Chevrolet C2500 Cheyenne 305/5.0L V8
1998 Chevrolet K2500 WT 350/5.7L V8
1998 Chevrolet K2500 WT 305/5.0L V8
1997 - 2000 Chevrolet K3500 Base 395/6.5L V8
1997 - 1998 Chevrolet C1500 Cheyenne 395/6.5L V8
1997 Chevrolet C1500 Base 305/5.0L V8
1997 - 2000 Chevrolet K2500 Base 350/5.7L V8
1997 - 1999 Chevrolet P30 Base 350/5.7L V8
1999 - 2000 Chevrolet C3500 LS 350/5.7L V8
1999 - 2000 Chevrolet C3500 LS 395/6.5L V8
1997 - 1998 Chevrolet C3500 Cheyenne 395/6.5L V8
1997 - 1998 Chevrolet C3500 Cheyenne 350/5.7L V8
1997 - 2000 Chevrolet C3500 Base 350/5.7L V8
2007 Chevrolet Silverado 1500 Classic LS 294/4.8L V8
1997 - 1998 Chevrolet C3500 Silverado 350/5.7L V8
1997 - 1998 Chevrolet C3500 Silverado 395/6.5L V8
1997 - 1998 Chevrolet K1500 Cheyenne 305/5.0L V8
1997 - 1998 Chevrolet K1500 Silverado 395/6.5L V8
1997 - 1998 Chevrolet K1500 Cheyenne 350/5.7L V8
1997 Chevrolet K1500 Base 305/5.0L V8
1997 Chevrolet K1500 Base 350/5.7L V8
1997 - 1998 Chevrolet K2500 Silverado 395/6.5L V8
2007 Chevrolet Silverado 1500 Classic LT 294/4.8L V8
1997 - 2000 Chevrolet C3500 Base 395/6.5L V8
1997 - 1998 Chevrolet C2500 Silverado 395/6.5L V8
1997 - 1998 Chevrolet C2500 Cheyenne 395/6.5L V8
1999 Chevrolet C2500 LS 305/5.0L V8
1997 - 1998 Chevrolet C1500 Silverado 305/5.0L V8
1997 - 1998 Chevrolet C2500 Silverado 305/5.0L V8
1997 - 1998 Chevrolet C2500 Silverado 350/5.7L V8
1997 - 1998 Chevrolet K1500 WT 395/6.5L V8
2000 - 2002 Chevrolet Silverado 2500 Cheyenne 350/5.7L V8
1997 - 1999 Chevrolet C2500 Cheyenne 350/5.7L V8
2000 - 2002 Chevrolet Silverado 2500 Custom 350/5.7L V8
2007 Chevrolet Silverado 1500 Classic WT 294/4.8L V8
1997 Chevrolet K1500 Base 395/6.5L V8
2001 - 2004 Chevrolet Corvette Z06 350/5.7L V8
1997 Chevrolet C1500 Base 395/6.5L V8
1997 - 1998 Chevrolet C1500 Silverado 395/6.5L V8
1998 Chevrolet C2500 WT 305/5.0L V8
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car 350/5.7L V8
1997 - 1998 Chevrolet K1500 WT 350/5.7L V8
1997 - 1998 Chevrolet C1500 WT 350/5.7L V8
1997 - 1998 Chevrolet C1500 Silverado 350/5.7L V8
2003 Chevrolet Corvette 50th Anniversary Edition 350/5.7L V8
2000 - 2002 Chevrolet Silverado 2500 400 SS 350/5.7L V8
1998 Chevrolet Corvette Indianapolis 500 Pace Car 350/5.7L V8
1999 Chevrolet C2500 Austera 350/5.7L V8
1997 - 1998 Chevrolet C1500 WT 305/5.0L V8
2004 Chevrolet Silverado 1500 Z71 294/4.8L V8
1998 Chevrolet K2500 WT 395/6.5L V8

 

Specs:

# of Teeth 168
Application GM LS
Bolt Pattern GM 10-1/2"
Bolt Pattern GM 10-3/4"
Bolt Pattern GM 11-1/2"
Bolt Pattern GM 11-1/8"
Brand Hays
Centerplate Thickness 4 mm
Emission Code 5
Engine Balance Internal
Finish Silver
Material Steel
Product Type Flexplates
SFI Approved Yes
SFI Certification 29.1
Style Quick Launch
Warranty 90 Day
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SKU: 85699670043

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Iputmybookdownforthis
Draper, US
★★★★★ 4
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Format: Kindle
3.75 stars and 2 for spice. Adorable Omegaverse story about a wedding planner who has to go to a small town to plan a wedding for a movie star. While there, she meets her pack. This covers her struggles of not living there but trying to keep her relationship going with her 3 Alphas. It's a quick read and cute, so I recommend it for people who like light-hearted RH stories.
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Reviewed in the United States on May 31, 2025
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Dani
Draper, US
★★★★★ 3
real good
Format: Kindle
This was a solid read for the ABO universe. The characters are great. The smut scenes were well written. And the town is so cute I want to go there. It didn’t have much character development it just felt like I was getting to the characters as they were getting to know each other.
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Reviewed in the United States on April 27, 2025
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Omaha, US
★★★★★ 5
So sweet
Format: Kindle
It’s so unexpectedly sweet that it sneaks up on you. Each character is so unique and charming. I love the openness and honesty among their pack. It really blows me away how wonderful this omegaverse trope plays out. I received a free copy of this book and am voluntarily leaving a review.
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Reviewed in the United States on March 21, 2026
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Houston, US
★★★★★ 2
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Format: Kindle
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Reviewed in the United States on April 10, 2025
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SR
Massapequa, US
★★★★★ 5
Good start to a series
Format: Kindle
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Reviewed in the United States on January 3, 2025

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