How much does it cost to replace flex plate?
How much is a replacement flex plate? The flex plate or flywheel plate should cost somewhere in the region of $50-160, on average.
How do I know if my flex plate is bad?
Symptoms of a bad flex plate
- Clunking, grinding, chirping, or rattling noises from rear of engine when engine is idling.
- Knocking noise when engine is shifted into drive or reverse.
- Heavy vibrations felt through the driver’s seat when driving at normal speeds.
- Rough-running engine.
- Loss of power at higher speeds.
Can a bad flex plate be replaced with a new one?
A bad flex plate usually has failed due to either damage or wear and tear, so replacement with a new flex plate is the only solution. Because the flex plate is an integral part of your car’s powertrain, and replacing it involves removing the transmission, a significant amount of labor will be involved.
What do I need to know about my flex plate?
Unless you have had extensive experience in working with automatic transmissions, leave this to the professionals! Your flex plate must be installed precisely, have its bolts torqued down to the correct settings and in the right sequence, and also be aligned correctly between engine and transmission.
How to find the right flywheel and flexplate for your car?
They will accept the same flywheel/flex plate as the early small block engine LSA, LSX (aftermarket), and the new LT1 & LT4 engines have 8 bolt crank flange pattern Early 4.8L & 6.0L LS engines have an extended crank flange that requires a specific flywheel/flex plate The second engine group to go over is the Ford produced V8s.
What to consider when buying a flexplate for a Chevy?
There are four main factors to consider when purchasing a flexplate. The crank style: One or two piece rear main seal. Older style blocks (’55-’85) used a two-piece seal, ’86 and up blocks used a one-piece seal The torque converter bolt pattern: large 11 1/2-inch or small 10 3/4-inch Almost all small-block Chevys are internally balanced.
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