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B&M | Automatic Transmission Flexplate - Chevrolet / Pontiac 1997-2012
- PROUDLY CANADIAN
- BEST PRICE GUARANTEE
- GUARANTEED FITMENT
B&M – Automatic Transmission Flexplate
Description
The B&M high performance flexplate (part #20340) is designed for GM LS 4.8L, 5.3L, 5.7L and 6.0L engines with a 6-bolt crankshaft flange, including the Camaro with the L99 engine. Built from high tensile strength steel, it features 10.75 and 11.06 in. converter mounting locations, a 168-tooth ring gear with double-sided welds, and SFI 29.1 certification. Zinc plated and chromate conversion coated for corrosion resistance. NHRA/IHRA legal for all classes. Note: Will not fit 1999-00 6.0L applications with 0.400 in. extended crank flange, or 1999-00 4.8L engines originally delivered with a manual transmission.
Specifications
- Brand: B&M
- Part Number: 20340
- Fitment: Camaro, Corvette, Impala, Monte Carlo (Chevrolet), Firebird, G8, Grand Prix, GTO (Pontiac) – GM LS engines (See Application Section)
- Tooth Count: 168
- Bolt Circle: 10.75 and 11.06 in. (dual)
- Outside Diameter: 14.130 in.
- Crankshaft Bolt Hole Quantity: 6
- Certification: SFI 29.1 (sticker included)
- Legal: NHRA/IHRA – all classes
- Finish: Zinc + chromate conversion coating
- Condition: New
- Sold and shipped by: GBP Performance
Note:
- Livraison GRATUITE / FREE Delivery
Compatibility (Application)
| Make | Model | Years | Engine | Notes |
|---|---|---|---|---|
| Chevrolet | Camaro Z28 / Z28 SS | 1998–2002 | V8 5.7L | Note 1 |
| Chevrolet | Camaro SS | 2010–2012 | V8 6.2L | Note 4 |
| Chevrolet | Camaro ZL1 | 2012 | V8 6.2L Supercharged | Note 5 |
| Chevrolet | Corvette 50th Anniversary Edition / Pace Car | 2003 | V8 5.7L | Note 1 |
| Chevrolet | Corvette Base | 1997–2004 | V8 5.7L | Note 1 |
| Chevrolet | Corvette Indianapolis 500 Pace Car | 1998 | V8 5.7L | Note 1 |
| Chevrolet | Corvette Base | 2005 | V8 6.0L | Note 1 |
| Chevrolet | Corvette Base | 2006–2007 | V8 6.0L | Note 4 |
| Chevrolet | Corvette Base | 2008–2012 | V8 6.2L | Note 4 |
| Chevrolet | Corvette Grand Sport | 2010–2012 | V8 6.2L | Note 4 |
| Chevrolet | Impala SS | 2006–2009 | V8 5.3L | |
| Chevrolet | Monte Carlo SS | 2006–2007 | V8 5.3L | |
| Pontiac | Firebird Formula / Trans Am | 1997–2002 | V8 5.7L | Note 1 |
| Pontiac | G8 GT | 2008–2009 | V8 6.0L | |
| Pontiac | G8 GXP | 2009 | V8 6.2L | Note 4 |
| Pontiac | Grand Prix GXP | 2005–2008 | V8 5.3L | Note 3 |
| Pontiac | GTO Base | 2004 | V8 5.7L | Note 1 |
| Pontiac | GTO Base | 2005–2006 | V8 6.0L | Note 2 |
Note 1: 4L60-E Trans (Automatic 4-Speed)
Note 2: 6L80 Trans (Automatic 6-Speed)
Note 3: 6L90 Trans (Automatic 6-Speed)
Note 4: 4T65-E-HD/MN7 or 4T65-E Trans (Automatic 4-Speed)
Note 5: 4L65-E Trans (Automatic 4-Speed)