Black Widow 4500 Spacer 2? Tall, 2.5? Butterfly
Product Information
APD Black Widow 4500 Spacer 2" Tall", 2.500" Butterfly APD-5022 ****not recommended with "Clover Leaf" type manifolds****
These racing carburetor spacers increase the air speed in the intake plenum and build horsepower! Dyno results have shown an average or 10-12 horsepower gains on most drag racing applications.
Specifications: Height: 2?, up to 2.5" butterfly
Finish: Black
1 Piece billet aluminum -Hard anodized
Custom CNC machined -Dyno tested
