Holley Adjustable Inlet needle & seat - Steel HO6-519-2 Product:Size 0.150" Adjustable fan activation range from

Adjustable fan activation range from 150°F-240°F Activates fan #1 at desired temperature Activates fan #2 at temperature 10°F warmer than Fan #1 Turn-off temperatures preset at 10°F below activation settings Finned

500" Lift Coil Bind: 1

35 volts (working voltage is 5 volts) Response working time is 10 milliseconds

750" maximum lift 10° Titanium Retainer 10° Valve Locks Guide Plates Viton Valve Seals Hardened Spring Cup Intake Valve Seats Exhaust Valve Seats Bronze Valve GuidesIntake Bronze Valve Guides Exhaust AFR BB Chevy 7/16 Exhaust Studs AFR BB Chevy 7/16 Intake Studs

D x 7-5/8"

Holley Adjustable Inlet needle & seat - Steel HO6-519-2 Product:Size 0.150" Adjustable fan activation range fromHolley Adjustable Inlet needle & seat SteelSize 0. 150" HO6 519 2 6 519 2 Steel tipped inlet needles are necessary when using exotic racing fuels or alcohol or when using benzine or acetone additives. A . 097" seat size should be used for small four barrel carburettors; a . 110" seat size should be used for Carburettors up to 735 CFM; larger seat sizes should be used with Carburettors 750 CFM and larger.