Availability
Pistons, ProMax 2618 Race Pistons, Forged, Flat Top, 4.040 in. Bore, Chevy Small Block, Set of 8
Part Number: HRS-840455305
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Pistons, SB Chev, 4 VR, 4.040"
Part Number: HRS-840456405
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Pistons, ProMax 2618 Race Pistons, Forged, Flat, 4.060 in. Bore, Chevy Small Block, Set of 8
Part Number: HRS-840612305
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Pistons, ProMax 2618 Race Pistons, Forged, Dish, 4.125 in. Bore, Chevy Small Block, Set of 8
Part Number: HRS-841200122
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each
Part Number: HRS-H354006012T
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.875 in. Stroke, Chevy, 400, Each
Part Number: HRS-H403876012T
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each
Part Number: HRS-H404006012T
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Connecting Rod, 4340 Steel, H-Beam, Natural, 5.400 in., Chevy, Small Block, Set of 8
Part Number: HRS-TS54002129
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Connecting Rod, 4340 Steel, H-Beam, Natural, 5.400 in., Chevy, Small Block, Each
Part Number: HRS-TS54002129-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Connecting Rod, 4340 Steel, H-Beam, Natural, 6 in., Chevy, Small Block, Each
Part Number: HRS-TS60002100-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Connecting Rod, 4340 Steel, H-Beam, Natural, 6.250 in., Chevy, Small Block, Each
Part Number: HRS-TS62502100-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Cam Bushing 3 Deg. Each
Part Number: HRS-94510-4510-3
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Connecting Rod, Forged 4260 Steel, I-Beam, Cap Screw, Bushed, 6.0 in., Chevy, Small Block, Each
Part Number: HRS-PPF6000-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Rocker Arms, Long Slot, Stud Mounting Style, Non-roller, 1.6 Ratio, Steel, Chevy, Small Block, Each
Part Number: HRS-90008-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Rocker SB Chev 1.5 x 3/8"
Part Number: HRS-90045-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Rocker SB Chev 1.6 x 3/8"
Part Number: HRS-90046-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.3 Ratio, Fits 3/8 in. Stud, Chevy, 262-400, V8, Each
Part Number: HRS-90068-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Rocker, SB Chev, 1.3 x 7/16"
Part Number: HRS-90069-1
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Lifters, Mechanical Roller, Vertical Bar, 0.300 in. Taller Body, Chevy, Small Block, Pair
Part Number: HRS-91121-2
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Rocker Arm Studs, High Performance, 3/8-24 in. Thread, 1.75 in. Effective Stud Length, Chevy, Small Block,
Part Number: HRS-94650
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Pistons, ProMax Race, Forged, Flat, 4.030 in. Bore, Chevy, Set of 8
Part Number: HRS-840322305
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Pistons, SB Chev, FT, 4.030" Bore
Part Number: HRS-840325305R
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Pistons, SB Chev, 4 VR, 4.030"
Part Number: HRS-840342405
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Pistons, ProMax 2618 Race Pistons, Forged, Dome, 4.030 in. Bore, Chevy Small Block, Set of 8
Part Number: HRS-840342608
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Pistons, ProMax 2618 Race Pistons, Forged, Flat Top, 4.030 in. Bore, Chevy Small Block, Set of 8
Part Number: HRS-840356405
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.