NOS Nitrous Micro Switch - Holley 4500 Carburetors 93521 also known as Hypercoils

also known as Hypercoils

Memory stores 10 complete sets of temps (120 total) with quick and easy recall

Works Great With Sniper EFI Intake Manifolds

BBK Performance phenolic intake manifold spacer kits have proven to be a great way to increase performance for late model Ford EFI owners

1975-1986 Chevrolet C30 CID 327

NOS Nitrous Micro Switch - Holley 4500 Carburetors 93521 also known as HypercoilsNOS Micro Switch Bracket 16514NOS Billet Dominator 4500 Micro Switch Bracket Product Description: Nitrous Micro Switch Bracket Included Holley 4500 Carburetors Kit The use of nitrous oxide as a performance enhancement has been used since World War II. Allied aircraft used it for emergency boosts in airspeed and altitude capabilities. By the end of World War II, jet propulsion had been invented and the United States' government was losing interest in