Street Valve Shim (Stock Bucket / 3.00mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on the shim...

Street Valve Shim (Stock Bucket / 3.05mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on the shim...

Street Valve Shim (Stock Bucket / 3.10mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on the shim...

Street Valve Shim (Stock Bucket / 3.15mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on the shim...

Street Valve Shim (Stock Bucket / 3.20mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on the shim...

Street Valve Shim (Stock Bucket / 3.25mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on the shim...

Street Valve Shim (Stock Bucket / 3.30mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on the shim...

Pro Dual Valve Springs The Pro Dual Valve Springs are a "must-have" upgrade when running cam lift over .455" or when sustaining a constant 5,000rpm or higher. With 100lbs of seat pressure and open pressure of 210lbs (at .500" lift) they will work...

Street Performer Valve Springs The proper set of matched valve train components will eliminate most valve train problems. The LC Engineering Street Performer Valve Springs fit in the stock spring pockets and install with all of the stock valve train...

Street Performer Valve Springs These Street Performer valve springs are an excellent choice for a mildly built engine running naturally aspirated or low boost (0-10lbs). We recommend these for use with our Pro series or Stage 2 Camshafts steps. They...

Dual Spring & Titanium Retainer Kit LC Engineering has taken the guesswork out of choosing the right parts for your cylinder head! We have created a spring & retainer kit that comes with all the parts needed to upgrade your 20R/22R/RE/RET cylinder...

Dual Spring & Chromoly Retainer Kit LC Engineering has taken the guesswork out of choosing the right parts for your cylinder head! We have created a spring & retainer kit that comes with all the parts needed to upgrade your 20R/22R/RE/RET...