Tomei Procam Camshafts 272 Exhaust Subaru EJ255 JDM / EJ257 04-07 USDM (TA301E-SB02B) pre-order When the rotor wears out

When the rotor wears out

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Tomei Procam Camshafts 272 Exhaust Subaru EJ255 JDM / EJ257 04-07 USDM (TA301E-SB02B) pre-order When the rotor wears outTOMEI cams are among the buffest cams made in terms of HP gain and ease of install. Tomei offer many different degrees of cams for your selection * Pon Cam only applies to 256 256 combo, anything bigger (pro cam) is considered Pro Cam which requires valve springs change. Generally, engine tuning is to modify the torque characteristic of engine by changing cam duration timing and height of the cam lift, so as to gaining maximum torque and horse power.