Adjustable Part Throttle (APT) screw allows adjustment of height of primary metering rods within the primary jets. Great for…see more
Specifications:
Rod Length: 1.56"
Rod Diameter: 1.75"
Plunger Top: 1.10" x 1.20"
Quantity: 1
Replacement Mixture Control Solenoid Plunger used on Computer…see more
Specifications:
Length: 1.10"
Thread diameter: .157"
Quantity: 1
Power Piston Metering Adjustment Screw allows adjustment of height of primary metering rods within…see more
Nylon bushing replaces your loose fitting original without having to disassemble the power piston, due to the unique split design.…see more
Four color coded power piston springs, allow for fine tuning of primary metering rod engagement. Great aid when tuning for…see more
Retaining spring is used to retain the primary metering rods to the power piston. Fits all 1974 and earlier Rochester…see more
Retaining spring is used to retain the primary metering rods to the power piston. Fits most 1975 and later…see more
Specifications:
Length: .710"
Outside diameters: .160" & .100"
Wire diameter: .0075"
Pair of Metering Rod Springs for 1981-up GM Rochester CCC Quadrajet carburetors. (Long…see more
Retaining clip is used on some Rochester Quadrajet carburetors to manually hold down the power piston.
Quantity: 1 retaining clip
Replaces OEM…see more
Specifications:
Length: .550"
Outside diameter: .325"
Wire diameter: .030"
Quantity: 1
Note:
This spring works with #3137G ATP adjustment screw. (Sold separately)…see more
USED spring locates under lean mixture screw # 3137G. Used on computer…see more