Availability
Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.250 in. Outside Diameter, Each
Part Number: HRS-97112-1
Not Yet Reviewed
Estimated Ship Date: Jan 13, 2026 if ordered today
Estimated Ship Date: Jan 13, 2026 if ordered today
Connecting Rod Bolts, Cap Screw, Each
Part Number: HRS-MSAMSP07004
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 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: Today
Estimated Ship Date: Today
Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.290 in. Outside Diameter, Each
Part Number: HRS-97162-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 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-98213-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Seal, 8mm x .500"
Part Number: HRS-93380-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Dual, 1.385 in. Outside Diameter, 263 lbs./in. Rate, 0.910 in. Coil Bind Height, Each
Part Number: HRS-98341-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Dual, 1.445 in. Outside Diameter, 347 lbs./in. Rate, 1.125 in. Coil Bind Height, Each
Part Number: HRS-98412-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Dual, 1.437 in. Outside Diameter, 380 lbs./in. Rate, 1.250 in. Coil Bind Height, Each
Part Number: HRS-98431-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, Dual, Hydraulic Flat Tappet, 1.435 in. O.D., 251 lbs./in, 1.055 in. Coil Bind Height, Each
Part Number: HRS-98436-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Dual, 1.437 in. Outside Diameter, 283 lbs./in. Rate, 1.025 in. Coil Bind Height, Each
Part Number: HRS-98442-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Rev Kit Replacement Parts, Each
Part Number: HRS-MRRKB2
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Stem Seal, Positive Stop, 11/32 in. Valve Stem, .500 in. Guide Diameter, .550 in. O.D., Each
Part Number: HRS-93370-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Lock, Forged Steel, 7 Degree, 1-Groove, 3/8 in. Valve Stem, +.050 in. Height, Pair
Part Number: HRS-93015-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston Wrist Pin Retainer, Spirolox, Steel, Each
Part Number: HRS-HRC4500-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, Single, 1.265 in. Diameter, 415 lb./in., 1.150 in. Coil Bind Height, Single
Part Number: HRS-98218-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Piston Wrist Pin Retainer, Spirolox, Steel, Each
Part Number: HRS-HRC4501-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pushrod, Series C1010, Steel, 5/16 in. Diameter, Ball/Ball Ends, 6.804 in. Length, Each
Part Number: HRS-95198-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Pushrod, Series C1010, Steel, 5/16 in. Diameter, Ball/Ball Ends, 6.886 in. Length, Each
Part Number: HRS-95212-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Dual, 1.510 in. Outside Diameter, 350 lbs./in. Rate, 1.300 in. Coil Bind Height, Each
Part Number: HRS-98515-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Dual, 1.500 in. Outside Diameter, 475 lbs./in. Rate, 1.040 in. Coil Bind Height, Each
Part Number: HRS-98541-1
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Dual, 1.550 in. Outside Diameter, 341 lbs./in. Rate, 1.150 in. Coil Bind Height, Each
Part Number: HRS-98611-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring Retainers, Chromoly Steel, 10 Degree, 1.250 in. Outside Diameter, Each
Part Number: HRS-97132-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.040 in. Outside Diameter, Each
Part Number: HRS-97161-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Single, 1.240 in. Outside Diameter, 335 lbs./in. Rate, 1.125 in. Coil Bind Height, Each
Part Number: HRS-98111-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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