Availability
CHEVROLET Engines & Components
Pulley/Bracket Set, Serpentine, Aluminum, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Chevy, Small Block, Short Pump, Kit
Part Number: MCH-21155-07
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Drive Systems, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, With Pulley Covers, Black Finish, Chevy, LS, Kit
Part Number: BTC-ACD-LS05B
Not Yet Reviewed
Estimated Ship Date: Nov 30, 2026 if ordered today
Estimated Ship Date: Nov 30, 2026 if ordered today
Pulley Kit, Serpentine, Aluminum, Black Powdercoated, Power Steering, Chevy, Small Block, Ultra Kit
Part Number: MCH-20260-08
Not Yet Reviewed
Estimated Ship Date: Dec 28, 2026 if ordered today
Estimated Ship Date: Dec 28, 2026 if ordered today
Pulley/Bracket Set, Serpentine, Aluminum, Black Powdercoated, Saginaw P/S, Chevy, Big Block, Kit
Part Number: MCH-21255-08
Estimated Ship Date: Today
Estimated Ship Date: Today
Pulley/Bracket Set, Serpentine, Aluminum, Clear Powdercoated, A/C, Power Steering, GM, LS Series, Wide Kit
Part Number: MCH-20060
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 8 Bolt, 58-tooth GM Reluctor, Wet Sump Post, Standard Snout, Chevy, Gen V, Each
Part Number: CPI-5TO-31V-AS
Not Yet Reviewed
Estimated Ship Date: Jun 7, 2027 if ordered today
Estimated Ship Date: Jun 7, 2027 if ordered today
Engine Block, Bowtie, Cast Iron, 4.494 in. Bore, 9.800 in. Deck, Chevy, Big Block Gen V, Each
Part Number: NAL-19212191
Estimated Ship Date: Mar 11, 2027 if ordered today
Estimated Ship Date: Mar 11, 2027 if ordered today
This product may not be eligible for select promotional offers
Pulley Kit, Serpentine, Chevy LS, Aluminum, AC, Power steering-No Reservoir, 140A, Balancer, Bright Polished, 2 boxes
Part Number: EMS-MS107-60RP
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2026 if ordered today
Estimated Ship Date: Dec 18, 2026 if ordered today
Cylinder Head, Big Duke, PB 1800, Aluminum, Assembled, 91cc Chamber, 456cc Intake Runner, Chevy, 454, Each
Part Number: BRO-2181002SSCC
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 410 Cid., 4.040 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R58400408
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 403 Cid., 4.005 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R58400058
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R5836L03012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Rotating Assembly, 365 Cid., 4.005 bore, 3.622 stroke, 58x, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R58360052
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R5836L0302
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 24X, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R244006521
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 24X, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings
Part Number: SUM-R2436L8983
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit rings, H Bearings
Part Number: SUM-R2436L03012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 24X, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R24360302
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings
Part Number: SUM-R24407855
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Counterclockwise, Power Steering, GM 2, Polished, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-186P
Not Yet Reviewed
Estimated Ship Date: Nov 30, 2026 if ordered today
Estimated Ship Date: Nov 30, 2026 if ordered today
This product may not be eligible for select promotional offers
Need It Sooner? We recommend these similar substitute parts:
March Performance Chevy LS Series Serpentine Kits 20085-08
Not Yet Reviewed
Estimated Ship Date: Today
Pulley Kit, Track, Serpentine, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, GM Type 2, P/S, Chevy, Big Block, Kit
Part Number: MCH-21250-07
Not Yet Reviewed
Estimated Ship Date: Dec 28, 2026 if ordered today
Estimated Ship Date: Dec 28, 2026 if ordered today
Engine Block SBC, 2PC, SIAM, 9.025 x 4.000, 350MAIN, CAST MC
Part Number: MLL-BPP12110344
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Pulley Kit, Revolver Track, Serpentine, Aluminum, Clear Powdercoated, Standard Ratio, Chevy, Big Block, Kit
Part Number: MCH-21290
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Accessory Drive Systems, Serpentine, Alternator, Water Pump, Clockwise, Power Steering, AC, SD-7, With Pulley Covers, Natural Finish, Chevy, LS, Kit
Part Number: BTC-ACD-LS05
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pulleys, Track, Performance Ratio, Billet Aluminum, Clear Powdercoated, Chevy, Small Block, Set
Part Number: MCH-22210
Estimated Ship Date: Dec 28, 2026 if ordered today
Estimated Ship Date: Dec 28, 2026 if ordered today
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