
![1-226-012 DNA Billet Steel Flexplate 166-Tooth 2-Piece RMS SFI 29.1 [Black Oxide]](https://www.jegs.com/images/mini_750/700/746/746-1-226-012.jpg)
SPEEDMASTERPART NUMBER: 746-1-226-012
1-226-012 DNA Billet Steel Flexplate 166-Tooth 2-Piece RMS SFI 29.1 [Black Oxide]
$14590
3 left in stockGM Oldsmobile
Billet Steel FlexplateOldsmobile 400, 425, 455 Engines 166-Tooth Ring Gear 2-Piece Rear Main Seal Internal Balance SFI 29.1 Approved Sold individually
This billet steel flexplate is manufactured from 4340 round bar and built to precise tolerances for strength, durability, and consistent performance in high-rpm applications.
Speedmaster 1-226-012 DNA Billet Steel Flexplate Features:
- Constructed from 4340 billet steel
- 166-tooth ring gear configuration
- Designed for 2-piece rear main seal applications
- Internal engine balance design
- SFI 29.1 safety approved
- Reduced runout for improved drivetrain stability
- High-strength gear teeth for durability
Upgrade to a Performance Flexplate
Speedmaster Flexplates are strong enough to withstand the demands of performance engines and are an excellent upgrade to the OEM design.
Part TypeFlexplate
Product LineSpeedmaster Flexplates
BrandSPEEDMASTER
Package Height2.25
Package Width16.0
Package Length16.0
Weight8.0 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number1-226-012
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
Some parts are not legal for use in California or other states with similar laws / regulations


![Plier Set [5-Piece]](https://www.jegs.com/images/mini_200/500/555/555-w1717.jpg)

![Round Magnetic Parts Tray [5 1/2 in. Round]](https://www.jegs.com/images/mini_200/500/555/555-80080.jpg)
![Penetrating Oil [11 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/600/639/639-11043.jpg)
![Brake and Parts Cleaner [14 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/500/555/555-72312.jpg)



![Fender Cover with Pocket [23 in. W x 31 1/2 in. L]](https://www.jegs.com/images/mini_200/500/555/555-65010.jpg)



