Description
This listing is for :
1 x Genuine Stomp Pit Bike Complete Engine Kit – ZS155
Specification:
– Start in Gear all up 4 speed gearbox
– Big Valve Head,
– Race Cam & stiffer valve springs
– Modified Flat Top Piston
– Steel Crank
– Alloy Cylinder
– CNC Oil Cooler with braided lines
– Molkt 26 mm race carb (jetted)
– CDI/Coil- Air Filter
– Stomp CNC Logo side cases
– Kick start & shifter
– Inlet manifold
Fits:
– All Pit or Monkey bikes with Honda fitting horizontal engine
– Standard fitment to the stomp range
Before You Start
- Correct carburettor setup and jetting are essential to prevent internal damage. Only use recommended specifications.
- Shipping oil must be drained and replaced before first use. High-quality 10W/40 oil is recommended.
Installation & Setup
- Professional installation is strongly advised.
- Ensure the crankcase breather is correctly installed and unobstructed to allow proper ventilation.
Running-In Instructions
- Run the engine at half throttle for the first 2 hours.
- After this period, change the oil and check valve clearances, adjusting if required.
Warranty
- Includes 30-day warranty covering manufacturing defects only.
- Excludes damage caused by incorrect installation, misuse, or racing use.
- Warranty begins from date of purchase.














