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Zinger

03-18-2022 08:02 AM

Mercruiser VS GM 502 flywheel

Hello,
Is their a difference between a GM performance and Mercruiser gen V1 502 the GM is half the price.
Thanks for any input.

getrdunn

03-18-2022 08:31 AM

Quote:

Originally Posted by Zinger (Post 4825563)

Hello,
Is their a difference between a GM performance and Mercruiser gen V1 502 the GM is half the price.
Thanks for any input.

Is the GM one your pricing billet?

F-2 Speedy

03-18-2022 08:35 AM

pretty sure the Merc gen VI is externally balanced so make sure you get the right one,

GLENAMY 242SS

03-18-2022 09:20 AM

Quote:

Originally Posted by F-2 Speedy (Post 4825569)

pretty sure the Merc gen VI is externally balanced so make sure you get the right one,

SB	03-18-2022 09:34 AM

Quote:

Originally Posted by Zinger (Post 4825563)

Hello,
Is their a difference between a GM performance and Mercruiser gen V1 502 the GM is half the price.
Thanks for any input.

Chevrolet Performance 14096987

Mercury-Mercruiser 230-843374T1 FLYWHEEL (also see pic below of which merc motors used on)

SB	03-18-2022 09:36 AM

Quote:

Originally Posted by GLENAMY 242SS (Post 4825573)

There 2 different GM externally balanced flywheels on the GEN VI. They are NOT interchangeable.

One is for cast cranks other for forged. 502’s only come forged cranks. 454’s where made with either depending on engine model.

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