NOS Nitrous Micro Switch - Holley 4150 Carburetors NG21 A C327 coil-over kit will

A C327 coil-over kit will allow mounting of a 5 i

2 to 2-1/2 in Lift

a larger hole will "shoot" the fuel at a faster rate

1/4-3/8 in Grip Range

Duration 274 / 288

NOS Nitrous Micro Switch - Holley 4150 Carburetors NG21 A C327 coil-over kit willNOS Micro Switch Bracket 16512NOS Billet Holley 4150 Micro Switch Bracket Product Description: Nitrous Micro Switch Bracket Included Holley 4150 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