RalliSpec EJ25 Short Block S1 (550bhp) - Street Spec Std 22056AA091 STI hardened strut top mounts

STI hardened strut top mounts are produced identically to the factory parts but with a much firmer rubber compound

Seat Pressure = 84lbs/104lbs @ 1

BRZ ZD - ST35022ST400

EJ255 (Baja Turbo MY04-06)

EZ36 MY10-12

RalliSpec EJ25 Short Block S1 (550bhp) - Street Spec Std 22056AA091 STI hardened strut top mountsRELY ON RALLISPEC'S 25 YEARS OF SUBARU ENGINE BUILDING EXPERIENCE The Street Spec Standard short block is our entry level fully built option. Designed to support up to 550bhp, this short block is spec'd with the weekend track warrior in mind yet will outlast the competition by far when driven mile after mile, year after year, on the street. Featuring Cosworth 4032 alloy pistons with a boxed and strutted forging design and low tension quality Japanese