Part # 577FRA112
1955-1985 Chevy Flexplate for 2-Piece Rear Main, 153 Tooth
by
Speedway Motors38 Reviews
|
9 Questions
- Perfect for installing new engine or transmission
- Intended for two-piece rear main seal engines ONLY
- Dual bolt patterns, 9-3/4" and 10-3/4"
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Product Summary
Chevy Small Block V8, 12.81" Outside Diameter, Steel
- Perfect for installing new engine or transmission
- Intended for two-piece rear main seal engines ONLY
- Dual bolt patterns, 9-3/4" and 10-3/4"
- Flexplate O.D. 12-3/4"
- Center Hole 2-1/2"
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Key Specs
| MFG. Part # | 577FRA112 |
| Outside Diameter | 12.81" |
| Tooth Count | 153 |
| Torque Converter Bolt Circle | 10.75 and 9.75 |
| Hole Diameter | 2.50" |
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Details
These non-SFI rated S/B Chevy automatic transmission flexplates are suggested whenever installing a new engine or transmission. These flexplates are for two-piece rear main seal engines ONLY.
- (Internal balance, 153-tooth)
- Dual bolt patterns, 9-3/4" and 10-3/4"
- Flexplate O.D. 12-3/4"
- Center Hole 2-1/2"
Make sure you choose the correct flywheel for your application by reading our tech article. Small Block Chevy - How to Choose a Flexplate.
Specifications
Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 577FRA112 |
| Brand | Speedway Motors |
| Outside Diameter | 12.81" |
| Tooth Count | 153 |
| Torque Converter Bolt Circle | 10.75 and 9.75 |
| Hole Diameter | 2.50" |
| GENERAL | |
| SFI Rating | Not SFI-approved |
| Weight | 4.45 lbs. |
| Material Type | Steel |
| Finish | Natural |
| Sold in Quantity | Each |
| Notes | Internally balanced flexplate for two-piece rear main seal engines. Will not accept balance plate PN# 91615375 |