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Valve Springs, Dual, 1.437 in. Outside Diameter, 300 lbs./in. Rate, 1.125 in. Coil Bind Height, Set of 16
Part Number: HRS-98433
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Valve Spring and Retainer Kits, Single, Standard, 1.510 in. O.D., 350 lbs./in., Chromoly Retainers, 7-Degree Alloy Steel Locks, Damper Spring, Kit
Part Number: HRS-98515-K31
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Connecting Rod, 4340 Steel, H-Beam, Natural, 6.125 in., Chevy, LS, Each
Part Number: HRS-TS6125LS-1
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2025 if ordered today
Estimated Ship Date: Dec 3, 2025 if ordered today
Connecting Rod, Track Smart, 6.125 in. Length, H-Beam, 4340 Steel, Chevy, LS, Each
Part Number: HRS-TS6125LS1-1
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2025 if ordered today
Estimated Ship Date: Dec 3, 2025 if ordered today
Rocker Arm Studs, 7/16-14 in. Base Thread, 7/16-20 in. Rocker Arm Nut Thread, Chevy, Big Block, Set of 16
Part Number: HRS-94657
Estimated Ship Date: Dec 3, 2025 if ordered today
Estimated Ship Date: Dec 3, 2025 if ordered today
Lifters, Lifter, Chev SB, Mech Roller, UltrMax Bushed, Pair
Part Number: HRS-91144-2
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2025 if ordered today
Estimated Ship Date: Dec 3, 2025 if ordered today
Lifters, Maximum Effort, Hydraulic Roller, Chevy, 348, 409, Pair
Part Number: HRS-91360-2
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2025 if ordered today
Estimated Ship Date: Dec 3, 2025 if ordered today
Pistons, SB Chev, DM, 4.125"
Part Number: HRS-841200603L
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Pistons, ProMax 2618 Race Pistons, Forged, Dome, 4.165 in. Bore, Chevy Small Block, Each
Part Number: HRS-841600608L
Not Yet Reviewed
Estimated Ship Date: Dec 12, 2025 if ordered today
Estimated Ship Date: Dec 12, 2025 if ordered today
Valve Springs, Dual
Part Number: HRS-98438-12
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Valve Springs, Dual, 1.514 in. Outside Diameter, 413 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: HRS-98652
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Valve Springs, Dual, 1.514 in. Outside Diameter, 348 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: HRS-98513
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Connecting Rod, 4340 Steel, H-Beam, Natural, 6.535 in., Chevy, Big Block, Each
Part Number: HRS-TS65352200-1
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Pistons, ProMax 2618 Race Pistons, Forged, Flat, Right Exhaust 4.060 in. Bore, Chevy Small Block, Each
Part Number: HRS-840612305R
Not Yet Reviewed
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
Lifters, Race Series, Hydraulic Roller, Pro Max High RPM, Vertical Bar, Chevy, Small Block, Pair
Part Number: HRS-91170-2
Not Yet Reviewed
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
Lifters, Race Series, Hydraulic Roller, Pro Max High RPM, Vertical Bar, Chevy, Big Block, Pair
Part Number: HRS-91171-2
Not Yet Reviewed
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
Lifters, Pro Max, Mechanical Roller, Pro Max Direct Lube, .300 in. Tall, Chevy, Small Block, Intake, Pair
Part Number: HRS-91189-2R
Not Yet Reviewed
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
Lifters, Hydraulic Flat Tappet, Max Effort, Ford, L6, Each
Part Number: HRS-91212-12
Not Yet Reviewed
Estimated Ship Date: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
Lifter, Hydraulic Flat, Ford, L6, Set of 12
Part Number: HRS-91251-12
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Lifter, Mechanical Flat Tappet, Cadillac, Oldsmobile, Pontiac, V8, Set of 16
Part Number: HRS-91415
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
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Part Number: HRS-94307
Not Yet Reviewed
Estimated Ship Date: Jan 14, 2026 if ordered today
Estimated Ship Date: Jan 14, 2026 if ordered today
Lifters, Lifter, Chry Magnum, Hyd Roller,
Part Number: HRS-91713
Not Yet Reviewed
Estimated Ship Date: Jan 14, 2026 if ordered today
Estimated Ship Date: Jan 14, 2026 if ordered today
58 TOOTH RELUCTOR WHEEL
Part Number: HRS-99858
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Lifter, SB Chry, Mech Roller, Vert Bar, Pair
Part Number: HRS-91734-2
Not Yet Reviewed
Estimated Ship Date: Jan 13, 2026 if ordered today
Estimated Ship Date: Jan 13, 2026 if ordered today
Timing Set, Chev SB 265-400, Iwis Severe Duty Chain
Part Number: HRS-94700
Not Yet Reviewed
Estimated Ship Date: Jan 14, 2026 if ordered today
Estimated Ship Date: Jan 14, 2026 if ordered today
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