Carburetor Spacers Tuning
Carburetor Spacers Tuning
The spacer can usefully raise or lower the position of the torque and power-band within the rpm range. 4-Hole Spacers. Generally, a 4-hole spacer; that is, one with four holes that align with the four barrels of the carburetor will increase throttle response and acceleration. Open Spacers. Usually an open spacer; that is, one with a large square-shaped hole beneath the carburetor, will decrease throttle response and dampen acceleration.
It can also raise the torque and power-band within the RPM range. The combination spacer increases throttle response and acceleration and tends to broaden the torque and power band. Spacer thickness.
