VENTURI SLEEVES

VENTURI SLEEVES

Venturi Sleeves. To suit 7448 Holley 350cfm 2 Barrel Carb. When fitted, these sleeves increase air speed through the carburettor venturi and help prevent flat spots, particularly on smal cubic inch engines. Increased air speed through the carburettor also assists low down acceleration. Pack of 2.Its recommended main jets to be reduced to maximise fuel economy and prevent over-rich idle. Metering block power valve holes can also be swaged down from 0.060in dia. to 0.030in dia.

• Suits 350cfm Holley Carb
• Pack of 2