The 6 Best Flexplate Engines (2022 reviews)

The look and feel of these engines are consistent with the high quality we're used to from the rest of Atp Automotive's lineup. The Atp Automotive Flexplate Engine can do the job of a flex plate to allow for expansion of the torque converter as engine rpm increases. With over 60 years of experience in transmission service, you can trust atp automotive to deliver the quality and performance your vehicle demands. In addition, the engine provides superior durability and matches the base plate thickness.

The engine fits perfectly. It is small and it is perfect fit. Moreover, this matched the original dimensions and it was designed for good part. Lastly, the atp automotive flexplate engine is made of a thick piece of sheet metal with bolt holes for the torque converter and teeth for the starter.

Most customers quickly discovered that the engine could be used on the short crank ls engines which were almost all before 2000. Also, they strongly agree that the engine will not properly engage to the 4l80e torque convertor because of spacing and the 80e torque convertor is a 6 bolt setup.

Top Customer Quotes:

The flex plates connect the engine and transmission.
This is great for ls swap or replacement on Silverado's with 6.0 to 4l80e.
This restores old levels of performance.
This comes with a counter-weight and it comes with great parts.

Best For High Quality: Speedway Motors Flexplate Engine

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Not everyone likes to purchase an engine for their regular use, but the Speedway Motors Flexplate Engine would be an anomoly. The speedway motors flexplate engine works with 10.75" and 11.066" (11.1") torque converter bolt patterns. Make your gen iii ls swap a breeze with this complete adapter kit for early gm automatic transmissions. These flex plates are inspected throughout the manufacturing cycle to ensure a high - quality, safe end product.

The engine works with the factory 's starter to reduce conversion costs. Finally, the speedway motor flexplate engine is perfect and it is small.

"This product worked great. " - says, one customer. In conclusion, at the price, they believe that they got a steal of a deal with it.

Top Customer Quotes:

Speedway motors is comprised of people, just like you, who love cars.
This includes a flex plate, torque converter adapter sleeve, flex plate bolts, and torque converter bolts.
Flexplate is .035" thicker than stock which meets sfi 29.1 certification.
The Manufacturer says: With speedway motors, we know how fast you chase your dreams.

Best With Most Aftermarket Torque Converters: Bd Diesel Performance Flexplate Engine

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Bd Diesel Performance makes a beautiful and great engine with classic and smartly chosen materials. The Bd Diesel Performance Flexplate Engine makes for nice quality and it is very strong. Manufacturer says: Great for stock, towing or racing applications!bd flexplate is now 29.3sfi approval. We are proud to announce that our BD flexplate has now passed the newly created sfi 29.3 version testing. And, this is compatible with most aftermarket torque converters.

Lastly, the bd diesel performance flexplateengine is a much more stringent test for safety than the old 29.1.

One customer says - "Search on youtube for "12v stock vs bd flexplate" and you will see the video. ". Almost all buyers quickly discovered that the engine can be used in applications well north of 1000 hp.

Customers also found that its wise to buy a flexplate bolt, along with this engine.

Why We Like This:

This is specific to the high horsepower diesel motors only.
300% less radial run out compared to other aftermarket flex plates.
Good brand reputation.

Best For Country Of Origin: Allstar Flexplate Engine

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The features department is where the Allstar Flexplate Engine truly manages to shine. Make sure this fits by entering your model number. 035" thicker material than stock oe plates, starter ring gears welded on both sides and a gold zinc chromate finish. In conclusion, with a 4.6 rating and more than 320 buyers, the allstar flexplate engine stands as the best choice.

Almost all buyers found that the engine was made in the USA, sfi certification is fresh.

Why We Like This:

Country of origin : United States.
Package dimensions: 35.306 l x 37.592 w x 2.794 h (centimetres).
Delivers what they promise.

Best With Factory: Lostar Flexplate Engine

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Next on the list, we've got yet another engine that manages to win our hearts. It's the Lostar Flexplate Engine and it's widely considered as the engine that has the most suitable features. The failed flexplateengine works with 10.75" & 11.066" (11.1") bolt-pattern torque converters. Make your gen iii ls swap a breeze with this flexplate adapter for gm automatic transmission. These platinum series flexplates are engineered to handle extreme duty applications and designed to take the punishment of today's high horsepower gen iii engines.

The engine is a direct bolt on for gen iii ls engines w/ "short" crank flange. In addition, it works with the factory 's starter motor. Above all, the lostar flexplate engine is constructed from cold-rolled premium steel.

To sum up, the tone of buyers is very positive and we believe that the engine suits the purpose.

Why We Like This:

✅Premium quality, direct fit, 1-3 day delivery.
This features double welded ring gears for added durability.
✅Enhance performance. Easy installation. High reliability.
This comes with a direct fit and it is good for premium quality.

Designed For Repair: Cobratek Flexplate Engine

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The Cobratek Flexplate Engine's high-end materials make sure that it ages well with use. Make sure this fits by entering your model number. Unsurpassed quality that you can trust. The engine is easy to maintain and fits perfectly for your daily use.

Few customers got flexplate car, along with the engine.

Why We Like This:

Unsurpassed quality that you can trust.
Designed for repair and the everyday environment.
Validated for fit, form and function.
meets or exceeds all original equipment specifications.