RalliSpec FA20 Short Block S1 (600bhp) - Street Spec Flat Fuel Door so these gaskets are interchangeable

so these gaskets are interchangeable

Manufacturer Part No: 21110AA710

Big End Dimensions = 53mm x 21

2 x oil separator cover gaskets

RalliSpec FA20 Short Block S1 (600bhp) - Street Spec Flat Fuel Door so these gaskets are interchangeableRELY ON RALLISPEC'S 25 YEARS OF SUBARU ENGINE BUILDING EXPERIENCE Our Street Spec FA20 short block is fully built with forged pistons and rods to support higher power levels and withstand demanding track use yet is perfectly at home in a daily driven street application. We start with a new factory block case and crankshaft that have been ultrasonically cleaned, inspected, and measured. We fit ACL tri metal bearings for increased load carrying capacity