Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 2.90mm Thick - Set of 12 - RB26-SHIM-2.90-12

RB26 Shims

Supertech RB26 shims are precision manufactured factory shim replacements for the Nissan RB26 valvetrain. Manufactured at 12.15mm diameter in fine thickness increments, they allow accurate valve lash adjustment across the entire range needed for a performance rebuild.

When installing new valves, springs, or camshafts in an RB26, correct lash is critical to valvetrain life and performance. Supertech shims are made from hardened material and ground to precise thickness for repeatable, accurate adjustment.

Key Features

• Direct factory shim replacement for the Nissan RB26
• 12.15mm diameter, offered in fine thickness increments
• Hardened and precision ground for accuracy
• Consistent thickness for repeatable lash settings
• Essential when installing new valves or camshafts
• Sold individually so you buy only the sizes you need

Applications

For Nissan RB26DETT cylinder head assembly and valve lash adjustment. Measure each valve's clearance and select the exact shim thickness required.