Mikuni 40PHH Carburetor - 4cyl Jetting Kit #Z70/161

Genuine Mikuni 40PHH Performance Carburetor Jetting Kit - 40 PHH 4Cyl. #Z70/161. Solex.
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  • Item #: MIKZ70/161
  • Manufacturer: Mikuni
  • Manufacturer's Product Number: Z70/161

Mikuni 40PHH Performance Carburetor - 4cyl Jetting Kit #Z70/161. Genuine Mikuni Jets - Made in Japan. This 4 cylinder Jetting kit is for two Mikuni 40 PHH Performance Carburetors. Each carburetor requires two jets and two pump nozzle gaskets per carburetor. Sorry, No Substitutions.

This Mikuni 40PHH Performance Carburetor 4Cyl Jetting kit #Z70/161 includes Four of each of the following:

Main Jet (N100.604) sizes: 135, 145, 155

Air Jet (B42/56) sizes: 160, 200, 230

Pilot Jet (N101.043) sizes: 55, 60

Pump Nozzle (N121.033) size: 45

Pump Nozzle Gaskets: #N102.065 (item # 66*)

Cotter Pins: #Y-1006 (item #57*)

* refers to item number in Mikuni carburetor exploded view diagram.

This Mikuni Jetting kit also includes Mikuni Jet Box #KHS-024 - 18 Slots Adjustable - Size 7 X 4 X 1.5 inches. Plastic - Mikuni Decal.  The original Mikuni Jet Board is discontinued and is replaced with this Jet Box.

Also fits some Mikuni / Solex PHH Carburetor applications. Note: Some 40PHH OEM Solex Carburetors use Mikuni 44PHH Performance Carburetor parts. Please compare images of items for comparison and confirmation. 

Authorized Mikuni Distributor.

For more Genuine Mikuni parts available, please also visit www,upgrademotoring.com

Sorry, No Substitutions.


Due to the Covid19 pandemic, we are experiencing supply disruptions. The ETA for the next available shipment is end of May 2020. We will fill back orders by the oldest order date first. If you would like to be placed on the back order list, please place your order and we will ship them out as soon as they are available. Thank you for your patience and understanding.


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