Availability
Valve Springs, Dual, 1.539 in. Outside Diameter, 510 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: HRS-98630
Estimated Ship Date: Today
Estimated Ship Date: Today
Pushrods, Performance Series, Steel, Heat-Treated, 5/16 in. Diameter, 7.750 in. Length, Universal, Set of 16
Part Number: HRS-95204
Estimated Ship Date: Today
Estimated Ship Date: Today
Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 278/286, Lift .525/.530, Chevy, Small Block
Part Number: HRS-110325-10
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Cam Button Spacer, Steel, Roller, .800 in. Length, Chevy, Small Block, Each
Part Number: HRS-94570
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Single, 1.437 in. O.D., 1.080 in. I.D. 210 lbs./in. Rate, 1.050 in. Coil Bind Height, Set of 16
Part Number: HRS-98411
Estimated Ship Date: Today
Estimated Ship Date: Today
Pushrods, Chromoly, 3/8 in. Diameter, 7.550 in. Length, Universal, Set of 8
Part Number: HRS-95107
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.450 in. Outside Diameter, Set of 16
Part Number: HRS-97118
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Dual, 1.540 in. Outside Diameter, 413 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: HRS-98632
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Lifters, Performance Hydraulic Lifters, Hydraulic Flat Tappet, 0.842 in. O.D., 2.068 in. Lifter Seat Height, Buick, Cadillac, Set of 16
Part Number: HRS-91311
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Locks, Machined, Steel, 10 Degree, 1-Groove, 11/32 in. Valve Stem, Set of 32
Part Number: HRS-93075
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Camshaft, American Muscle, Hydraulic Roller Tappet, Advertised Duration 267/276, Lift .525/.525, Chevy, Small Block LS, Each
Part Number: HRS-197245-12
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Main Caps, Billet Steel, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Set of 3
Part Number: HRS-H350C
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pushrods, Chromoly, 3/8 in. Diameter, 8.280 in. Length, Universal, Set of 8
Part Number: HRS-95110
Estimated Ship Date: Today
Estimated Ship Date: Today
Camshaft, Hydraulic Roller Tappet, Advertised Duration 278/286, Lift .525/.530, Chevy, 5.0L, 5.7L, Each
Part Number: HRS-180325-10
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifters, Race Series, Hydraulic Roller, Pro Max High RPM, Vertical Bar, Chevy, Big Block, Set of 16
Part Number: HRS-91171
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Pushrods, Chromoly, 3/8 in. Diameter, 8.550 in. Length, Universal, Set of 8
Part Number: HRS-95119
Estimated Ship Date: Today
Estimated Ship Date: Today
Camshaft Kit, Retro-Fit, Hydraulic Roller, 270/278 Advertised Duration, .571/.577 Lift, 114 LSA, Roller Lifters, Ford, 351C, 351M, 400, Kit
Part Number: HRS-CL233215-14
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Stud Girdle Kit, 7/16 in.-20 Thread, Ford, 221-302, 351W, Kit
Part Number: HRS-90201
Estimated Ship Date: Today
Estimated Ship Date: Today
Camshaft, Hydraulic Flat Tappet, Rattler, Advertised Duration 281/289, Lift .480/.488, Pontiac, V8, Each
Part Number: HRS-418001-09
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Camshaft, Hydraulic Roller Tappet, Advertised Duration 288/294, Lift .581/.581, Ford, 302 HO/ 351W, Each
Part Number: HRS-222735-12
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Pushrods, Performance Series, Steel, Heat-Treated, 5/16 in. Diameter, 7.144 in. Length, Universal, Set of 16
Part Number: HRS-95200
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Dual, 1.465 in. Outside Diameter, 420 lbs./in. Rate, 0.950 in. Coil Bind Height, Set of 16
Part Number: HRS-98438
Estimated Ship Date: Today
Estimated Ship Date: Today
Camshaft, Mechanical Roller Tappet, Advertised Duration 291/299, Lift .683/.672, Ford, 351W, Each
Part Number: HRS-222123-08
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Connecting Rod, 4340 Steel, H-Beam, Natural, 6 in., Chevy, Small Block, Set of 8
Part Number: HRS-TS60002100
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Lifters, Mechanical Roller, Vertical Bar, Pin Oilers, Chevy, Small Block, .300 in. Tall, Set of 16
Part Number: HRS-91152
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