Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
B&M Steel SFI Certified Flexplate - Big Block Chevrolet - 20233Overview: As performance levels increase, an O. E. style flexplate just won't cut it and a stronger option is a necessity to prevent transmission and or converter failure. B&M has you covered with our high performance flexplate designed for 1965 1990 Chevrolet big block 454ci (externally balanced) V8 engines with two piece rear main seal. Features include high tensile strength steel construction to resist elongation and cracking, dual bolt pattern 10.
Overview:
As performance levels increase, an O.E. style flexplate just won't cut it and a stronger option is a necessity to prevent transmission and/or converter failure. B&M has you covered with our high performance flexplate designed for 1965-1990 Chevrolet big block 454ci (externally balanced) V8 engines with two piece rear main seal. Features include high tensile strength steel construction to resist elongation and cracking, dual bolt pattern 10.75 or 11.5-inch converter mounting locations, 168 tooth ring gear with double-sided welds for added strength and comes with SFI 29.1 safety certification insuring the ultimate in safety and performance. The assembly is then Zinc plated and treated with a Chromate Conversion Coating for added corrosion resistance and durability. B&M SFI approved flexplates are ideal for extreme duty race applications as well as street cars, tow vehicles or other vehicles needing the added protection and toughness that B&M has been delivering since 1953. Compatible with Powerglide, TH350, TH400 and TH700R4 automatic transmissions.
Features:
- NHRA and IHRA Legal For All Classes
- Includes SFI Certification Sticker
- Ideal For Street Applications
- Zinc Plated Chromate Finish
- To Extreme Duty Racing
- Proven B&M Quality
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| 1990 | Chevrolet | C1500 | Cheyenne | 454/7.4 V8 |
| 1990 | Chevrolet | C1500 | Scottsdale | 454/7.4 V8 |
| 1990 | Chevrolet | C1500 | Silverado | 454/7.4 V8 |
| 1990 | Chevrolet | C1500 | 454 SS | 454/7.4 V8 |
| 1990 | Chevrolet | C1500 | WT | 454/7.4 V8 |
| 1975 - 1986 | Chevrolet | C20 | 454/7.4 V8 | |
| 1973 - 1986 | Chevrolet | C20 Suburban | 454/7.4 V8 | |
| 1970 - 1972 | Chevrolet | Biscayne | 454/7.4 V8 | |
| 1973 - 1974 | Chevrolet | Blazer | 454/7.4 V8 | |
| 1970 - 1975 | Chevrolet | Bel Air | 454/7.4 V8 | |
| 1970 - 1972 | Chevrolet | Brookwood | 454/7.4 V8 | |
| 1973 - 1974 | Chevrolet | C10 Pickup | 454/7.4 V8 | |
| 1973 - 1980 | Chevrolet | C10 Suburban | 454/7.4 V8 | |
| 1973 - 1974 | Chevrolet | C20 Pickup | 454/7.4 V8 | |
| 1989 - 1990 | Chevrolet | G30 | 454/7.4 V8 | |
| 1970 - 1976 | Chevrolet | Impala | 454/7.4 V8 | |
| 1976 - 1980 | Chevrolet | K10 | 454/7.4 V8 | |
| 1976 - 1978 | Chevrolet | K20 | 454/7.4 V8 | |
| 1973 - 1985 | Chevrolet | K20 Suburban | 454/7.4 V8 | |
| 1977 - 1986 | Chevrolet | K30 | 454/7.4 V8 | |
| 1988 - 1990 | Chevrolet | K3500 | 454/7.4 V8 | |
| 1975 | Chevrolet | Laguna | 454/7.4 V8 | |
| 1975 | Chevrolet | Malibu | Classic | 454/7.4 V8 |
| 1970 - 1975 | Chevrolet | Monte Carlo | 454/7.4 V8 | |
| 1976 - 1979 | Chevrolet | P20 | 454/7.4 V8 | |
| 1975 - 1990 | Chevrolet | P30 | 454/7.4 V8 | |
| 1987 - 1988 | Chevrolet | R20 | 454/7.4 V8 | |
| 1987 - 1988 | Chevrolet | R20 Suburban | 454/7.4 V8 | |
| 1989 | Chevrolet | R2500 | Cheyenne | 454/7.4 V8 |
| 1989 | Chevrolet | R2500 | Scottsdale | 454/7.4 V8 |
| 1989 | Chevrolet | R2500 | Silverado | 454/7.4 V8 |
| 1989 - 1990 | Chevrolet | R2500 Suburban | 454/7.4 V8 | |
| 1987 - 1988 | Chevrolet | R30 | 454/7.4 V8 | |
| 1989 - 1990 | Chevrolet | R3500 | 454/7.4 V8 | |
| 1987 - 1988 | Chevrolet | V20 Suburban | 454/7.4 V8 | |
| 1990 | Chevrolet | V2500 Suburban | 454/7.4 V8 | |
| 1987 - 1988 | Chevrolet | V30 | 454/7.4 V8 | |
| 1989 - 1990 | Chevrolet | V3500 | 454/7.4 V8 | |
| 1971 - 1974 | Chevrolet | El Camino | 454/7.4 V8 | |
| 1973 - 1974 | Chevrolet | G20 Van | Base | 454/7.4 V8 |
| 1973 - 1974 | Chevrolet | K10 Suburban | 454/7.4 V8 | |
| 1975 | Chevrolet | Caprice | Estate Wagon | 454/7.4 V8 |
| 1975 - 1976 | Chevrolet | Caprice | Classic Sport | 454/7.4 V8 |
| 1975 - 1976 | Chevrolet | Caprice | Classic | 454/7.4 V8 |
| 1976 | Chevrolet | Caprice | Classic Estate | 454/7.4 V8 |
| 1976 | Chevrolet | Caprice | Classic Landau | 454/7.4 V8 |
| 1970 - 1975 | Chevrolet | El Camino | Base | 454/7.4 V8 |
| 1976 | Chevrolet | G20 | Beauville | 454/7.4 V8 |
| 1976 | Chevrolet | G20 | Chevy Van | 454/7.4 V8 |
| 1975 - 1976 | Chevrolet | G30 | Beauville | 454/7.4 V8 |
| 1975 - 1976 | Chevrolet | G30 | Chevy Van | 454/7.4 V8 |
| 1975 - 1976 | Chevrolet | G30 | Hi-Cube | 454/7.4 V8 |
| 1988 | Chevrolet | G30 | Sportvan | 454/7.4 V8 |
| 1970 - 1972 | Chevrolet | Townsman | 454/7.4 V8 | |
| 1971 - 1972 | GMC | Sprint | 454/7.4 V8 | |
| 1970 - 1972 | Chevrolet | Chevelle | Malibu | 454/7.4 V8 |
| 1971 | Chevrolet | Chevelle | Nomad | 454/7.4 V8 |
| 1970 - 1972 | Chevrolet | Chevelle | Base | 454/7.4 V8 |
| 1970 - 1974 | Chevrolet | Corvette | 454/7.4 V8 | |
| 1970 | Chevrolet | El Camino | Custom | 454/7.4 V8 |
| 1970 | Chevrolet | El Camino | SS | 454/7.4 V8 |
| 1975 - 1986 | Chevrolet | C30 | 454/7.4 V8 | |
| 1988 - 1990 | Chevrolet | C3500 | 454/7.4 V8 | |
| 1973 | Chevrolet | Monte Carlo | Base | 454/7.4 V8 |
| 1973 | Chevrolet | Monte Carlo | Landau | 454/7.4 V8 |
| 1970 - 1971 | Chevrolet | Nova | 454/7.4 V8 | |
| 1973 - 1974 | Chevrolet | C30 Pickup | 454/7.4 V8 | |
| 1970 - 1974 | Chevrolet | Caprice | 454/7.4 V8 | |
| 1970 | Chevrolet | Chevelle | Concours | 454/7.4 V8 |
| 1978 - 1979 | Chevrolet | C10 | Custom Deluxe | 454/7.4 V8 |
| 1978 - 1979 | Chevrolet | C10 | Scottsdale | 454/7.4 V8 |
| 1978 - 1979 | Chevrolet | C10 | Silverado | 454/7.4 V8 |
| 1978 - 1979 | Chevrolet | C10 | Big Ten | 454/7.4 V8 |
| 1975 - 1980 | Chevrolet | C10 | 454/7.4 V8 | |
| 1976 - 1978 | Chevrolet | K5 Blazer | 454/7.4 V8 | |
| 1978 - 1979 | Chevrolet | C10 | Cheyenne | 454/7.4 V8 |
| 1973 - 1974 | Chevrolet | K20 Pickup | 454/7.4 V8 | |
| 1973 - 1974 | Chevrolet | K30 Pickup | 454/7.4 V8 | |
| 1970 - 1971 | Chevrolet | Kingswood | Base | 454/7.4 V8 |
| 1971 | Chevrolet | Kingswood | Estate | 454/7.4 V8 |
| 1972 | Chevrolet | Kingswood | 454/7.4 V8 | |
| 1973 - 1974 | Chevrolet | Malibu | Base | 454/7.4 V8 |
| 1973 | Chevrolet | Monte Carlo | S | 454/7.4 V8 |
Specs:
| # of Teeth | 168 |
|---|---|
| Balance | External |
| Brand | B&M |
| California Proposition 65 Chemical Name | Cadmium and cadmium compounds |
| California Proposition 65 Required | Yes |
| Crankshift Bolt Hole Count | 6 |
| Dual Pattern | Yes |
| Emission Code | 5 |
| IHRA Legal | Yes |
| NHRA Legal | Yes |
| Outside Diameter (in) | 14.1 |
| Product Type | Automatic Transmission Flexplate |
| SFI Approved | Yes |
| SFI Certification | 29.1 |
| SFI Certification Sticker | Included |
| Warning | California Proposition 65 |
| Weight (lb) | 7 |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 814 reviews
Sort
Product Reviews
★★★★★ 5
I was skeptical, but for me, this one works.
Size: 90 Count (Pack of 1)
I am usually skeptical of these "improve-your-whatever-with-this" products. But much to my surprise, for me this one lives up to the hype. After about a week, there was as noticeable improvement in my overall memory, especially older memories. My recall is faster, I retain things longer, and learn new things more quickly. As a side benefit, I am also now able to quickly find alternative solutions to everyday problems that come up.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
GREAT product!! No complaints at all!
Size: 90 Count (Pack of 1)
So I got this product as an experiment. I don’t like taking prescriptions - but that is just me. I have the most boring job on the planet. And it’s all I can do to make it just through the morning without falling asleep. when I saw this product, I decided to give it a try. I am totally and completely shocked how well this works. It doesn’t make me jittery at all. It just makes me feel alive and alert and ready to roll. And I can focus on the monotonous tasks at my job. When I do take them, I have to take them in the morning. they do last all day - again - this is for me. but I found when I took them in the afternoon, I was still wide awake at 1:00am. Which put a damper on my trying to drag myself out of bed and to work at the most boring job ever.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
★★★★★ 4
good experience so far
Size: 60 Count (Pack of 1)
I’ve been taking Qunol Brain Health for a little while now, and overall I’ve had a good experience with it. What stood out to me first was that it didn’t upset my stomach, which I’ve run into with other supplements. I feel like I’ve noticed a difference in my ability to stay focused during the day, especially when I’m working on tasks that usually make my mind wander. My energy levels also feel a bit steadier, without that late afternoon mental fog.
The capsules are easy to swallow, and I like that it combines several ingredients aimed at supporting memory and concentration rather than having to take them separately. It’s obviously not an overnight miracle, but with consistent use I do feel sharper and more mentally “on.”
The only downside for me is the price—it’s a little higher than some other brain supplements I’ve tried. But considering the quality and how it makes me feel, I think it’s worth it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 21, 2025
★★★★★ 5
Good product
Size: 60 Count (Pack of 1)
This product seems to help.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
★★★★★ 3
Way too expensive
Size: 90 Count (Pack of 1)
Great product, but Costco is more affordable even when not on sale.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026