The DynoCams 356 is a high lift modified grind that is very capable of extreme RPMs. This cam has very aggressive ramps and requires an upgraded spring package, billet rod, and billet flywheel. For...
This cam is easy on the valve train and has a very wide power band. This cam requires an upgraded spring package, billet rod, and billet flywheel.Engine: Honda GX270-GX390INTAKELIFT: .308Dur @ .050":...
This cam is to be used in mild modified applications. It will require an upgraded spring package, billet rod, and billet flywheel. Engine: Honda GX270-GX390INTAKELIFT: .276Dur @ .050": 239.5 Deg...
*SOLD INDIVIDUALLY* Used in Honda GX390, Predator 420cc engine for setting proper rocker angles after decking the head/block, or when using small base circle cams. After the length has...
Valve spring single, heavy duty, set (Fits 240, 270, 340, & 390s). Approx 50 lbs at 1.125 installed height, 42lbs at 1.2, with 110 lb open pressure (.375 lift). Honda GX240 through GX390.
Aftermarket aluminum retainer and keeper set designed for GX390 aftermarket stainless steel valves(6.5MM VALVE STEM) and heavy duty single or dual springs. Will not work with stock valves or springs.