Mazworx Stage 3 Short Block - STi / WRX / LGT sti, wrx, cp, sleeved block, subaru, subaru sti, sti block, sti shortblock, built sti block, built ej257, built ej, built sti motor, sleeved sti motor, wrx motor, built wrx motor, stage 3 sti motor, stage 3 wrx motor, stage 3 legacy motor, carrillo pro-sa rods, sti carrillow rods, wrx carrillo rods

Mazworx Stage 3 Short Block - STi / WRX / LGT (EJ25 S3 SB)

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Our Subaru Stage 3 Shortblock is for those that want to push the stock sleeves to their limit. We utilize many of the same components as the lower blocks but build with the Carrillo Pro-SA Rods with the WMC bolts. These are some of the most tried...
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