MAP Titanium Valve Spring Retainers, Set of 16 (03 - 06 Evo 8/9)


MAP Titanium Retainers are a very important addition to any high performance engine that will be seeing high revs and excessive power. Using these in combo with upgraded valve springs will reduce the weight on your valve train and still increase overall strength.

Compatible with cams up to .460" (11.6mm) intake lift and .440" (11.1mm) exhaust lift