Shopping Cart

Your cart is empty.

Your cart is empty.

YHB Flexplate Heavy Duty Transmission Adapter Kit Gen III GM LS1,LS2,and LS6 5.3/6.0 to TH350/700R4/4L60 1997-Present - Adapter Flexplate With Bolts Kit

Free shipping on orders over $29.99

$76.98

$ 32 .99 $32.99

In Stock
  • 【FEATURE】Adapter Flexplate With Bolts Kit Works with 10.75" & 11.066" (11.1") bolt-pattern torque converters
  • 【FUNCTION】This transmission adapter kit will make your Gen III LS swap a breeze for early GM automatic transmissions.
  • 【FITMENT】For 1997-07 GM LS1/LS6 engines (up to 2009 for LS2) and 4.8/5.3/6.0 truck engines including L33, L59, LM4, LM7, LQ4, LQ9, and LR4. Adapts all of these engines to TH350, 700R-4, 200-4R, 4L60 and Powerglide transmissions that originally came behind a non-LS engine (such as a SBC or BBC V8).
  • 【PACKAGES INCLUDES】1pc x Trans Adapter Flexplate,6pc x Gen III LS Flexplate Bolts,1pc x LS Crank Sleeve Adapter,1pc x Torque Converter Bolt Kit
  • 【MATERIAL】Constructed from cold-rolled premium steel,Long lasting gold iridited finish prevents rust


【FEATURE】

Works with 10.75" & 11.066" (11.1") bolt-pattern torque converters

【FUNCTION】

This transmission adapter kit will make your Gen III LS swap a breeze for early GM automatic transmissions.

【FITMENT】

For 1997-07 GM LS1/LS6 engines (up to 2009 for LS2) and 4.8/5.3/6.0 truck engines including L33, L59, LM4, LM7, LQ4, LQ9, and LR4. Adapts all of these engines to TH350, 700R-4, 200-4R, 4L60 and Powerglide transmissions that originally came behind a non-LS engine (such as a SBC or BBC V8).

【PACKAGES INCLUDES】

1pc x Trans Adapter Flexplate,

  • GM LS Gen II to early GM 3/4 speed automatic
  • Works with 10.75" & 11.066" (11.1") bolt-pattern torque converters
  • 1-piece steel ring gears
  • 168 tooth
  • Works with stock LS starter motor

6pc x Gen III LS Flexplate Bolts,

  • Fits Chevrolet Gen III/LS Series V8
  • M11 x 1.5

1pc x LS Crank Sleeve Adapter,

  • Overall Height: 1.04"
  • Inside Diameter: 1.47"
  • Diameter Small End: 1.70"
  • Diameter Big End: 2.00"
  • Material Type: Steel

1pc x Torque Converter Bolt Kit

  • Under Head Length: 1.25"
  • Thread Pitch: 7/16"-20

【MATERIAL】

Constructed from cold-rolled premium steel,Long lasting gold iridited finish prevents rust


Terry gennett
2025-09-02 15:00:03
Bolts shown in the listing did not come with it
quonna bostic
2025-07-23 15:58:25
I only received the flexplate and spacer. I didn't receive the other hardware that was supposed to come with the order.
wayne Walker
2025-02-07 15:16:17
Fits perfectly makes the transmission swap very easy
Christopher Pointer
2024-11-17 18:27:37
Flywheel looks correct but it's missing all the hardware and the center adaptor which was the main reason for purchasing it. I'll be sending it back.
Recommended Products

$238.00

$ 99 .00 $99.00

4.7
Select Option

$55.63

$ 26 .99 $26.99

4.8
Select Option

$30.62

$ 15 .99 $15.99

4.9
Select Option

$50.72

$ 24 .99 $24.99

4.5
Select Option

$424.97

$ 99 .00 $99.00

4.6
Select Option

$420.21

$ 99 .00 $99.00

4.6
Select Option