1964-72 Pontiac GTO 166 Tooth Cast Iron Factory Flywheel – 8621677


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1964-72 Pontiac GTO Factory Flywheel 
With 2.75 center hole

Use with 10-1/2″  or 11″ Clutch
166 Tooth Ring Gear

For use on V8 engines with a 2-piece rear main seal

Ring Gear # 8621677

Flywheel has been media blasted, painted and professionally resurfaced.
The clutch surface has just been professionally machined. Ring gear does have some wear, but is still in excellent condition! No missing teeth.

Why buy aftermarket parts that don’t fit right when you can own factory original?

Additional information


1964 1965 1966 1967 1968 1969 1970 1971 1972

Manufacturer Part Number




Davids4Speeds LLC

626 East Kilbourn #2304
Milwaukee WI 53202

3535 West State Street
Milwaukee WI 53208
(by appointment only)

Phone: +1 (262) 513-8331

Davids4Speeds LLC is owned and operated by David West. With 30 years experience as a mechanic and muscle car specialist, David West re-builds 4-speed manual transmissions for 196x-197x automobiles.

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