RCM Uprated Inlet Valve, for V1 - V4 Heads
RCM Double Valve Spring Set. Suitable for use on V5+ Cylinder Heads, with the correct spring seats and retainers. Our valve springs are designed and manufactured to reduce valvetrain harmonics, increase durability and provide an increase ...
Developed in conjunction with the WRC engine valves, Roger Clark Motorsport have developed their own range of high quality uprated valve springs. These springs offer an increased spring rate over the standard genuine spring, helping to eli ...
Developed in conjunction with the WRC engine valves, Roger Clark Motorsport have developed their own range of high quality uprated valve springs. These springs offer an increased spring rate over the standard genuine spring, helping to elim ...
RCM Titanium retainers, for use with our own double valve springs and the later style buckets with intergrated shims. This is for a set of 16 retainers.
RCM nitrided spring seat spacers for V5+ heads.
RCM nitrided spring seat spacers for V3/4 heads only to be used in conjunction with the RCM double valve spring kit RCM906.
RCM Camshaft Kits have been designed and developed in house, to ensure that they deliver the maximum power possible over a wide power band. Each Cam is precision ground and polished from a new blank to the same exacting standards and tolera ...
RCM Camshaft Kits have been designed and developed in house, to ensure that they deliver the maximum power possible over a wide power band. Each Cam is precision ground and polished from a new blank to the same exacting standards and tolera ...
RCM Camshaft Kits have been designed and developed in house, to ensure that they deliver the maximum power possible over a wide power band. Each Cam is precision ground and polished from a new blank to the same exacting standards and tolera ...
RCM Camshaft Kits have been designed and developed in house, to ensure that they deliver the maximum power possible over a wide power band. Each Cam is precision ground and polished from a new blank to the same exacting standards and tolera ...
RCM Camshaft Kits have been designed and developed in house, to ensure that they deliver the maximum power possible over a wide power band. Each Cam is precision ground and polished from a new blank to the same exacting standards and tolera ...
GSC Power-Division Billet S1 camshafts for the Subaru EJ207 Version 7 and above with single AVCS. These will not drop any low end power, and will create more power and torque across the entire RPM range. Good for stock frame upgraded turbo ...
GSC Power-Division Billet S2 camshafts for the Subaru EJ207 version 7 and above with single AVCS. These cams are built to suit higher horsepower engine builds with a power range of 500 WHP and above. Certain modifications are recommended ...
GSC Power-Division billet S3 camshafts for the Subaru EJ207 version 7 and above with single AVCS. These camshafts are designed for drag use only, fully built engines with a power range of 750-1,300 WHP and an RPM range of 4,500-9,500. Cert ...
The GSC Power-Division billet S1 camshafts for the EJ205 WRX Version 5 and 6. These will not drop any low end power, but actually cause faster spool of the turbo, creating more power and torque across the entire RPM range. Good for stock t ...
GSC Power-Division billet S2 camshafts for the EJ205 WRX Version 5 and 6. These cams are built to suite the high horsepower Subis. With a power range of 500 WHP and up, you need some certain mods to utilize the true potential of the S2s: b ...
GSC Power-Division billet S3 camshafts for the EJ205 WRX Version 5 and 6. These cams are built to suit the high horsepower Subis. With a power range of 700 WHP and up, you need some certain mods to utilize the true potential of the S3s: bu ...
GSC Power-Division billet S1 camshafts for the USDM STi and WRX with Intake only AVCS. These will not drop any low end power, and will create more power and torque across the entire RPM range. Good for stock frame upgraded turbos or up to ...
GSC Power-Division Billet S2 Camshafts (GSC7025S2) are precision-engineered for Subaru EJ255 & EJ257 engines with intake-only AVCS. Built from premium billet cores, these cams deliver exceptional mid-to-high-RPM power for turbo setups ...
GSC Power-Division billet S3 camshafts for the USDM STi and WRX with Intake only AVCS. These camshafts are built to suit high horsepower cars with a power range of 750-1000 WHP and a rev range of 4500-9500 RPMs. Specific engine modificati ...
GSC Power-Division billet S1 camshafts for the 2008+ STI EJ257B With Dual AVCS. Good for stock frame turbo or up to 500 WHP (GT35R) upgrades. Upgraded valve springs are required; Beehive valve springs are recommended but not required. Part ...
GSC Power-Division billet S2 camshafts for the 08+ Subaru STi EJ257 with Dual AVCS. These cams are built to suit the higher horsepower Subis. With a power range of 500 WHP and up, you need some certain mods to utilize the true potential of ...
GSC Power-Division billet S3 camshafts for the 08+ Subaru STi EJ257 with Dual AVCS. These camshafts are built to suit high horsepower cars with a power range of 750-1000 WHP and a rev range of 4500-9500 RPMs. Specific engine modification ...