RCM O Ringed Thermal Spacer Kit V5/6 Bushes providing peace of mind for

providing peace of mind for all involved

HD denotes high clamp load with dampered drive plate (Springs)

These camshafts will outperform HOT factory cam swaps (mixing OEM cams) and Skunk2 Tuner Stage 1 camshafts from idle to redline with no loss in drivability

0℃ (7000[rpm])

In almost every customer's experience

RCM O Ringed Thermal Spacer Kit V5/6 Bushes providing peace of mind forThe 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