Availability
Valve Springs, Dual, 1.530 in. Outside Diameter, 400 lbs./in. Rate, 1.160 in. Coil Bind Height, Set of 16
Part Number: ISK-8005-A
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.260 in. Outside Diameter, 350 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: ISK-235D
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifters, Mechanical Flat Tappet, Chevy, Pontiac, Set of 8
Part Number: ISK-202H-8
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arm Nuts, Stamped Steel Style Rockers, 5/16-24 in. Thread, Polylock, Set of 16
Part Number: ISK-PL516
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.340 in. Outside Diameter, 280 lbs./in. Rate, .970 in. Coil Bind Height, Set of 12
Part Number: ISK-7005-12
Estimated Ship Date: Today
Estimated Ship Date: Today
Guideplates, Flat, Adjustable, 3/8 in. Pushrod Size, Chevy, Small Block V8, V6, Set of 8
Part Number: ISK-300-AGP
Estimated Ship Date: Today
Estimated Ship Date: Today
Pushrods, Steel, Cup/Ball, 5/16 in. Diameter, 6.812 in. Length, Set of 8
Part Number: ISK-RN-003
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Valve Springs, Single, 1.010 in. O.D., 1.345 in. Coil Bind Height, Ford, 239 Flathead, Set of 16
Part Number: ISK-185-G
Estimated Ship Date: Today
Estimated Ship Date: Today
Pushrods, Steel, Cup/Ball, 5/16 in. Diameter, 8.737 in. Length, Set of 8
Part Number: ISK-VL-123
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Retainers, Steel, 7 Degree, 1.550 in. Outside Diameter, .735 in. Inside Diameter, Set of 16
Part Number: ISK-507-ST
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Guideplates, Flat, Adjustable, 5/16 in. Pushrod Size, Chevy, Small Block V8, V6, Set of 8
Part Number: ISK-200-AGP
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Retainers, Steel, Stock Lock Style, 1.34 in. Outside Diameter, .635 in. Inside Diameter, Set of 12
Part Number: ISK-1624ST-12
Estimated Ship Date: Today
Estimated Ship Date: Today
LIFTER PAIR
Part Number: ISK-3977HYRT-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Locks, Machined, Chromoly, 10 Degree, 1-Groove, 11/32 in. Valve Stem, Set of 32
Part Number: ISK-VL-10-11-32
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Locators, Inside, Steel, .045 in. Thick, 1.520 in. O.D., .570 in. I.D., .720 in. Spring I.D., Set
Part Number: ISK-700-VSL
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Valve Springs, Dual, 1.210 in. Outside Diameter, 230 lbs./in. Rate, 0.850 in. Coil Bind Height, Set of 8
Part Number: ISK-455-626
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
SHIM KIT
Part Number: ISK-6SHIMKIT
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.540 in. Outside Diameter, 360 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: ISK-3605-D
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Valve Spring Retainers, Steel, 7 Degree, 1.240 in. Outside Diameter, .660 in. Inside Diameter, Set of 16
Part Number: ISK-707-STA
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Valve Locks, Machined, Chromoly, 7 Degree, 1-Groove, 11/32 in. Valve Stem, Set of 32
Part Number: ISK-VL-700
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Piston Notching Tool, 2 in. Diameter, Each
Part Number: ISK-PNT200
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
ROLLER LIFTER PAIR
Part Number: ISK-37296RHMEZX1
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Pushrods, Steel, Cup/Ball, 5/16 in. Diameter, 8.703 in. Length, Set of 8
Part Number: ISK-MG-003
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Valve Spring Retainers, Steel, 7 Degree, 1.530 in. Outside Diameter, .730 in. Inside Diameter, Set of 16
Part Number: ISK-275-ST
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
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