Single Cylinder Cast Camshaft: Stock Class Grind - 4,000 RPM Range
V375-CH-4K Stock Class Camshaft Grind
This grind is rated for 3800 - 4500 RPM.
It has .324" factory lift and a duration of 238 degrees at 0.050" tappet lift.
This cam will idle like a stock cam, but the added duration and timing alterations will allow it to easily outperform even a Kohler 18 H.P. cam which has considerable less duration @ .050 tappet lift.
V338-245/338-238-3 Stock Class Camshaft Grind
-Perfect for 3600-4500 rpm stock classes. (10, 12, 14, 16hp engines)
-With 0.008" lash gives you 0.330" valve lift
-Intake has 245 deg of duration @ 0.050" lift
-Exhaust has 238 deg of duration @ 0.050" lift
-Asymmetrical profile with high opening rates and slower closing ramps. super smooth cnc generated masters)
-22 degs of dwell at full open
-More area under the curve than any of the competitor's profiles
-Runs with stock Kohler tappets but 1.280" tappet/lifter is recommended
Stock springs typically work up to about 3800 RPM, but beyond that expect valve control issues. We would suggest upgrading to our aftermarket heavier single spring. Our single spring and retainer assembly gives far better performance at 4000 RPM and up.
We will build up the lobes with a hard face overlay and regrind your cam core.
Please verify the quality of the ignition points lobe before sending in your core. Excessive wear will result in an insuffecient ignition signal. Inspect the gear teeth for damage. Look for cracks near the base of the gear before sending the core.
Please DO NOT remove the compression release.
Turn around time - approximately 2 weeks from the time we receive your cam. You will receive the cam you sent in if you are providing a core. . We will return ship the camshaft when full payment has been made.
When mailing in your core, please include all of your contact information and instructions. Use our Packing List form below: