Jet Extensions - Screw-In - 5/16-32 in Thread - Brass - High Performance Holley Jets - Pair

Moroso Jet Spacer - Holley - 5/16in-32 STD - Brass - 2 Pack

Product Overview

Moroso Jet Spacer - Holley - 5/16in-32 STD - Brass - 2 Pack

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Reference Information

Carburetor Jet Extensions, 5/16-32 in. Thread, Brass, Screw-In, Holley, 4-Barrel, Pair

Moroso Holley jet extensions reposition jets farther back into the fuel bowl to eliminate fuel starvation. They screw into the metering block--so they won't fall out. These extensions are CNC-machined for precise fit and maximum fuel flow.