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For calculation please enter the 3-digit needle code into the following boxes. The current values will be shown immediately and could be adjusted due to your specification via the +/- buttons.

A
L1
D

Needle comparison: None

Range

Value

Characteristic (Lean Rich)

Taper (A)

1/4 to 3/4 throttle

n.a.

Height (L1)

1/4 to 1/2 throttle

n.a.

Diameter (D)

1/8 to 1/4 throttle

n.a.

For calculation please enter your current pilot and main jet into the following boxes. The current values will be shown immediately in the graph below and could be adjusted due to your specification via the +/- buttons.

PJ
MJ

Pilot jet (PJ)

Idle to 1/2 throttle

Main jet (MJ)

1/2 to full throttle

Jet comparison: None

For comparison please enter your current and alternative setting into the following boxes.

Current setting

PJ MJ Needle Clip Carburetor

BS

Alternative setting

PJ MJ Needle Clip Carburetor

V1
V2
V3