RCM O Ringed Thermal Spacer Kit V7+ Engine_Crank Pulleys Anodised red alloy outer with

Anodised red alloy outer with stainless steel inner hub

reducing squat during acceleration

Replacing the conventional 11mm Subaru cylinder head bolts with a series of 14/12mm precisely manufactured super high tensile

and always meet fuel volume demands with no pressure creep

This level and depth of expertise is based on 30+ years of experience of working with the Subaru brand along with our Gobstopper race car program

RCM O Ringed Thermal Spacer Kit V7+ Engine_Crank Pulleys Anodised red alloy outer withThe RCM O Ringed Thermal spacer kit contains everything required to install our Phenolic Spacers to your Subaru. The kit is designed to aid in the reduction of the air inlet temperatures in the inlet manifold, by isolating the manifold from the heat travelling through from the engine's cylinder heads. Sealing between the spacers, manifold and cylinder heads is by the clever integral double "O ring" design meaning conventional manifold gaskets are no