AED 1/2" Birchwood Carburetor Spacer - Standard Holley SR71750H Helmet Air Pumper Compatibility:

Helmet Air Pumper Compatibility:

We are pleased to offer protection to this sector of the market

Performance Replacement

Pit Stop USA offers Seat Belts and Harnesses like Schroth 5 Point Latch and Link II Harness - SFI 16

Available in 3X3

AED 1/2" Birchwood Carburetor Spacer - Standard Holley SR71750H Helmet Air Pumper Compatibility:AED Carburetor Spacers offer many distinct advantages that are worth mentioning. Besides traditional tuning changes in plenum volume which can improve torque and power output, Birchwood is a great thermal barrier. By keeping fuel bowls cool you get a noticeable increase in fuel density, resulting in a better charge available for combustion. Results on the dyno of up to 20 horsepower. AED originally designed these spacers for racing but soon found out