Camashafts for the A16A1, A18A, A20A, A20A1, A20A2, A20A3 and A20A4.

A-series Spring kit

Custom dual valve spring coils by Bisimoto. High RPM duty windings with excellent longevity, as the factory single spring intake, and dual exhaust... more info

Level 1, A-series regrind, non-vtec

Offers a 10% improvement in power over factory, with stock-like idle, with emphasis on the 1500 to 5700 rpm range. Emissions friendly. Takes 7-10... more info

Level 2.3, A-series Nitrous regrind, non-vtec

NEW! Pro springs are a must, with this custom nitrous profile! Cam gear recommended. more info