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Product Detail
Specification
Type: ST-1MMAX LIFT(mm): IN 8.3/EX 7.0
1mm Duration(degree): IN 227/EX 221
Standard Tappet Clearance(mm): IN 0.15/EX 0.25
Description
The ST-1M camshaft was developed by Yoshimura to bring out the best performance of the stock engine and Yoshimura Cyclone.
Note
Please see the manual for how to adjust the valve of Yoshimura ..
Caution
*When using Yoshimura products, be sure to adjust the fuel using a BAZZAZ or similar tool.If you don't adjust the fuel, you can't get the best performance.*Please be sure to measure and adjust the tappet clearance and valve timing before installation.
*The cam specs are derived from the design values of the camshaft.Due to the manufacturing process, there is a slight variation in each lot.
*ST-1M can be installed by bolt-on, but if you need more accurate timing, it is recommended to re-set the valve timing for each vehicle.
Applicable Models
Model Page Links
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