Short Crank LS Transmission Adapter Flexplate Spacer
Short Crank LS Transmission Adapter Flexplate Spacer
Speedway Motors

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#91042512

Short Crank LS Transmission Adapter Flexplate Spacer

  • Designed to work with "short-crank" LS engines
  • Complete with high-strength GR 10.9 bolts that utilize a Dry-Lok Patch
  • Spacer is precision machined
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$73.99

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Product Summary

  • Designed to work with "short-crank" LS engines
  • Complete with high-strength GR 10.9 bolts that utilize a Dry-Lok Patch
  • Spacer is precision machined
  • Spacer fits between the crank flange and the flexplate
  • Chevy LS V8
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Key Specs

MFG. Part #91042512
BrandSpeedway Motors
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Speedway Motors 91042512 Details

For those looking to utilize an SBC or LT-style transmission behind their LS engine, this flexplate spacer is just the thing to ensure proper engagement of the torque converter pilot. Designed to work with "short-crank" LS engines, this spacer is precision machined and is provided complete with high-strength GR 10.9 bolts that utilize a Dry-Lok Patch. Spacer fits between the crank flange and the flexplate.

Speedway Motors 91042512 Specifications

KEY SPECS
MFG. Part #91042512
BrandSpeedway Motors
GENERAL
Sold in QuantityEach
Notes1.707 DIA THRU CRANK RECESS 2.070 ID X .365 DEEP 3.86 OD FLANGE X .413 THICK .815 OVERALL THICKNESS 2.068 OD X .376 HEIGHT

Ratings & Reviews

5

2 Reviews

Overall Assessment

Customers laud the product for its excellent quality and fit for LS motors, enhancing their practicality. Notably, the product also facilitated the integration of an older 4l60e into a newer LS motor. Its superior usability and unmatched problem-solving capabilities have received recognition. Customers prefer this product over others, notably outshining Jegs in terms of performance and customer satisfaction.

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5

2 reviews

5

2

4

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3

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This was a perfect fit

5.0

2 years ago

Hawkeye

Liberal, Ks

Verified

I didnt know there was a difference in cranks on the LS motors until I tried putting on the flywheel. Once I realized there was, one call to Speedway and bam, problem solved. It took me longer to dial their phone number than it did for them to solve my problem. Jegs can suck it

Would Recommend

Would buy again excellent product

5.0

6 years ago

Telenutt

Delphi,In

Verified

Used to put older 4l60e into newer ls motor

Would Recommend

Showing 2 of 2 reviews

Questions & Answers

1 Question • 1 Answer

What Flexplate will you use for this adaptor plate

by Larry

• 2 years ago

1 answer

View Answer

1 of 1 questions shown

Fitment

  • GM LM4

  • GM LM7

  • GM LQ9

  • 6.2 Chevy LS V8

  • GM LM7

  • GM LQ9

  • 6.2 Chevy LS V8

  • GM LM7

  • GM LQ9

  • 6.2 Chevy LS V8

  • GM L76

  • GM LC9

  • GM LMG

  • GM LM7

  • 4.8 Chevy LS V8

  • GM LM7

  • 4.8 Chevy LS V8

  • GM LM7

  • 4.8 Chevy LS V8

  • GM L20

  • GM LM7

  • 4.8 Chevy LS V8

  • GM LM7

  • GM LQ9

  • GM LM7

  • GM LQ9

  • GM LM4

  • GM LMG

  • GM LM7

  • GM L59

  • GM LM7

  • GM LC9

  • GM LMG

  • GM LMG

  • GM LMG

  • 4.8 Chevy LS V8

  • GM L59

  • GM LM7

  • 4.8 Chevy LS V8

  • GM LMG

  • 6.2 Chevy LS V8

  • GM LC9

  • GM LMG

  • GM LC9

  • GM LMG

  • GM LMG

  • GM LH6

  • GM LM4

  • GM LM4

  • GM LM4

  • 4.8 Chevy LS V8

  • GM LM7

  • 4.8 Chevy LS V8

  • GM L33

  • GM LM7

  • 4.8 Chevy LS V8

  • GM L33

  • 4.8 Chevy LS V8

  • GM LM7

  • 4.8 Chevy LS V8

  • GM L33

  • 4.8 Chevy LS V8

  • GM LM7

  • 4.8 Chevy LS V8

  • GM L33

  • GM L20

  • GM LC9

  • GM LMG

  • GM L33

  • GM L59

  • GM LM7

  • GM LM7

  • 4.8 Chevy LS V8

  • GM L20

  • GM LM7

  • GM LC9

  • GM LMG

  • GM LM7

  • GM L59

  • GM LM7

  • 6.2 Chevy LS V8

  • GM LH8

  • GM LH8

Customer Impersonation Script