High Output 160cc engine kit : 

Manual - Fits the Honda Postie bikes with a minimum of fuss and of course most Chinese pit bikes. Massive power around 16/17Hp

To fit to a postie you will need to :

* Make up a pair of mounting adapter plates for the rear bolt hole.

* Use a bigger carbie kit, 30mm which includes air filter & throttle cable $110

* Fit a clutch lever & cable $40

* Have the electrics finished off by an auto electrician, expect about $100

This engine will drop into just about any frame using CRF 50/70 motor mounts.
New close ratio transmission to make grabbing gears easy with no lag.
The transmission is 4-up manual (N-1-2-3-4) and can start in any gear with the clutch pulled in.

Key Features:
-Close-ratio transmission
-6 Plate clutch with Daytona clutch basket
-Removable oil filter
-New camshaft design with anti-kick back
-Daytona style outer rotor

Bore:60mm

Stroke:55mm

Displacment:155.7cc

Gears:4 speed ,bottom neutral 4 up shifting

NEW CLOSE RATIO GEAR SET

Ignition: Outer Rotor Kit, Support Lighting & Battery Charging

Specifications

Model:

60mm x 55mm ZS1P60YMJ

Compression Ratio:

12:1

Gearshift Method:

Constant mesh, two stage transmission ,4-speed Gearshift

Transmission :

4-Speed (N-1-2-3-4)
Primary gear ratio : 18 / 67 (2.62)

  • 1st : 13 / 34 (3.18)
  • 2nd : 17 / 29 (1.71)
  • 3rd : 20 / 26 (1.30)
  • 4th : 23 / 24 (1.04)

Other Accessories:
  1. Oil cooler, lines and mounting bracket.
  2. Gear Shifter, Kick Start Lever
  3. Outer Rotor Ignition with wiring harness, ignition coil and CDI box
  4. 15/420 Counter shaft sprocket