AED 1" Birchwood Carburetor Spacer - Standard Holley 3552024-17-XXL 8 AN Single Male Inlet

8 AN Single Male Inlet

Reinforced Front Velcro Strap

Pressure Sensitive molded soles for shock absorption and maximum grip

Note that sometimes these suits are referred to as "fireproof" racecar driver's suits

Z-20 Shield

AED 1" Birchwood Carburetor Spacer - Standard Holley 3552024-17-XXL 8 AN Single Male InletAED 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