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Price: $299.99
New old stock vintage Arias Speed master Pistons
Set of 8
455 Oldsmobile domed forged piston
4.120 diameter
Piston weight 700g
4.123 skirt
4.084 top
Needs a .980 x 3.125 pin(not included)
Or have them fitted for .990 x 3.125 pin
Spiiralox are included
These should give 11:1 compression with stock heads.
These are for a standard bore block
Spoke to Arias they dont have a listing for these anymore
Circa 1978