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Summit Racing™ Jet Extensions

3.4 out of 5 stars 5 Customer Reviews

Extreme acceleration and braking can uncover the main jets creating a lean condition and reducing performance. Eliminate that problem with Summit Racing™ jet extensions, they screw into the metering block and move the jet and its fuel entry point into the fuel bowl.

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Summit Racing™ Jet Extensions SUM-200150

Summit Racing™ Jet Extensions SUM-200150

Jet Extensions, Brass, Holley 4150/4160/4500, Screw-In, Pair

Part Number: SUM-200150

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/9/2026 if shipped by air

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Estimated Ship Date: Monday 11/9/2026 if shipped by air

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