Holley Carburetor Spacer - 0.5 in Thick - 4 Hole - Square Bore - Phenolic - Black RG30003M When only the best will

When only the best will do

Round Tube

These limits are adjustable with MSDs plug-in modules

MAN 339 V1

1934-1949 STREET ROD Street Rod CID 350Vehicle Applications: 1923-1932 STREET ROD Street Rod CID 283

Holley Carburetor Spacer - 0.5 in Thick - 4 Hole - Square Bore - Phenolic - Black RG30003M When only the best willAdapters & Spacers Phenolic Insulators Spacers 1 2" height, 4150 flange, 1 9 16" bores Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also