1955 to 1985 Chevy 14" 168 Tooth S/B, B/B Flywheel GM

Description

Cast #3973456N. Flywheel date H 23 2 (Aug 23rd 1972). This flywheel will fit all small block and big block internally balanced engines using an 11" clutch. The most common bell housing for this flywheel is a 3899621. This flywheel is in excellent condition with no issues and has NO heat cracks, nor does it need to be resurfaced.
Note: This flywheel is the same as the 3789733 with "one" difference, the 3789733 is Steel and the one in this listing is Nodular Iron. Both work well...
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