Fragola Performance Systems - #10 Female x #6 Male Swivel Reducer Black 625 in ID - 12

625 in ID - 12 in Length - 100 lb/in Spring Rate - Steel - Black Powder Coat - Each

470 in - Duration 309 / 314 - 114 LSA - 1000 / 5500 RPM - Small Block Chevy - Kit

Its extremely low-resistance combined with the ability to suppress Electro Magnetic Interference is a combination that defies the common laws of physics

The 300-620 plenum entry configuration is designed to allow the included Hi-Ram 105 mm plenum top to be fitted to a low-profile base intake manifold

Fragola Performance Systems - #10 Female x #6 Male Swivel Reducer Black 625 in ID - 12Fitting Adapter Straight 10 AN Female Swivel to 6 AN Male Aluminum Black Anodized Each