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Valve Spring, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Each
Part Number: HRS-98643-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Springs, Dual, 1.514 in. Outside Diameter, 348 lb./in. Rate, 1.150 in. Coil Bind Height, Damper, Each
Part Number: HRS-98656-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Springs, Dual, 1.625 in. Outside Diameter, 689 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: HRS-98732
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Spring, Dual, 1.625 in. Outside Diameter, 689 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: HRS-98732-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Piston Rings, True Seal Plasma-Moly, 4.160 in. Bore, V8, Set
Part Number: HRS-HRC485041555
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Piston Rings, Plasma-Moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HRS-HRC486040305
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Piston Rings, Plasma-Moly, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HRS-HRC486041455
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Piston Rings, Plasma-Moly, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HRS-HRC486041555
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring, Second, 4.065"
Part Number: HRS-H486040605S
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring, Second, 4.150"
Part Number: HRS-H486041455S
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Guideplate, Raised, 3/8 in. Pushrod Size, Chevy Big Block, Set of 8
Part Number: HRS-94610
Estimated Ship Date: Jan 20, 2026 if ordered today
Estimated Ship Date: Jan 20, 2026 if ordered today
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Timing Chain and Gear Set, Double Roller, Billet Steel Sprockets, Chevy, Big Block V8, Set
Part Number: HRS-94306
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Connecting Rod Bolts, Cap Screw, Each
Part Number: HRS-MSAMSP07004
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Lock, Forged Steel, 7 Degree, 1-Groove, 8mm Valve Stem, Pair
Part Number: HRS-93001-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, ProMax 2618 Race Pistons, Forged, Flat, 4.030 in. Bore, Chevy Small Block, Set of 8
Part Number: HRS-840355305
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Rocker Arm, Direct Bolt-On, Full Roller, 1.7 Ratio, Aluminum, Purple, Chevy, LS1, LS2, LS6, Each
Part Number: HRS-90097-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Connecting Rod, 4340 Steel, H-Beam, Natural, 6.125 in., Chevy, LS, Set of 8
Part Number: HRS-TS6125LS
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 3/8 in. Stud, Chevy, 262-400, V8, Each
Part Number: HRS-90071-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
LIFTER
Part Number: HRS-91178-2
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pushrod, Swedged End, Chromoly, 5/16 in. Diameter, Ball/Ball Ends, 6.350 in. Length, Each
Part Number: HRS-95004-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Spring, Single, 1.265 in. Outside Diameter, 380 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: HRS-98215-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Spring, Dual, 1.540 in. Outside Diameter, 471 lbs./in. Rate, 1.150 in. Coil Bind Height, Each
Part Number: HRS-98635-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Lock, Forged Steel, 10 Degree, 1-Groove, 3/8 in. Valve Stem, Pair
Part Number: HRS-93018-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Lifters, Maximum Effort, Hydraulic Roller, Chevy, 348, 409, Set of 16
Part Number: HRS-91360
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
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Not Yet Reviewed
Estimated Ship Date: Tomorrow
Pushrods, 210 Swedged End Pushrods, 5/16 in. Diameter, 7.850 in. Length, Ball/Ball Ends, Set of 16
Part Number: HRS-95311-16
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
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