Availability
Head Combo, GenX® Top-End, 580hp, 520 ft-lbs. Torque, GM, LS3, Square Port, Kit
Part Number: TFS-K326-580-520
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crate Engine, Marine, Long Block, Assembled, External Balance, Cast Iron Heads, Chevy, 454, Each
Part Number: HME-DMK1
Not Yet Reviewed
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-BBP42B-MG
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Crankshaft, Magnum, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 4.500 in. Stroke, Standard Snout, Chevrolet, 7.4L, Each
Part Number: CPI-BBQ42B-MG
Not Yet Reviewed
Accessory Drive System, Serpentine, 6-groove, Black Anodized Finished, Power Steering, Air Conditioning, Chevy, Small Block, Kit
Part Number: AAY-FDS-SBC-201
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Combo, Aluminum, Cylinder Heads, Manifold, Cam/Lifters, Gaskets, Bolts, SB Chevy
Part Number: SME-K-400-390
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Accessory Drive Systems, LS3 Style, Front 6 Groove Serpentine, w/Power Steering and High Mount A/C w/Pulley, 2,476mm Belt, Chevrolet, Small Block, Kit
Part Number: NAL-19421448
Not Yet Reviewed
Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings
Part Number: SUM-R584003020
Not Yet Reviewed
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Engine Assembly, Stage 1 Crate Engine, Marine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each
Part Number: HPE-HP90
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Engine Drive System, Front Runner, Aluminum, Polished, Chevy, Big Block, Kit
Part Number: VTA-174058
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Cylinder Heads, Magnum, Aluminum, Assembled, 113cc Chamber, 300cc Intake, Chevy, Pair
Part Number: AFR-3670
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Head Combo, GenX® Top-End, 515 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit
Part Number: TFS-K306-515-460
Chevy LM-7/LS 347CI Short Block +3.2cc Flat Top Pistons 24 Tooth
Part Number: HPE-SP75
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Accessory Drive System, Serpentine, Black Anodized Finished, Power Steering, Air Conditioning, Chevy LT4, Kit
Part Number: BSP-BLK13500
Not Yet Reviewed
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crate Engine, Remanufactured Long Block, Assembled, Chevrolet, 5.7L, Each
Part Number: VRE-VCM5
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
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Estimated Ship Date: Monday 9/15/2025
Cylinder Head, BB-3 Assembled, Aluminum, 115cc Chamber, 380cc Intake Runner, Chevy, Big Block, Each
Part Number: BRO-2038119
Not Yet Reviewed
Estimated Ship Date: Oct 9, 2025 if ordered today
Estimated Ship Date: Oct 9, 2025 if ordered today
Crate Engine, Remanufactured, Long Block, Assembled, GM, 5.7L, Each
Part Number: VRE-VC08
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Accessory Drive System, LSA Tru Trac, Serpentine, Billet Aluminum, Black Anodized, Chevy, LSA, Kit
Part Number: BSP-BLK13410
Not Yet Reviewed
Estimated Ship Date: Sep 24, 2025 if ordered today
Estimated Ship Date: Sep 24, 2025 if ordered today
Crate Engine, Remanufactured, Long Block, Assembled, GM, 5.3L, Each
Part Number: VRE-DCX4
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Accessory Drive Systems, LS Engine Swap, Serpentine, Black, Air Conditioning Pulley, Compressor, Tensioner, Chevy, LS, 4.8-7.0L, Kit
Part Number: HLY-20-137BK
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Accessory Drive Systems, LS Mid-Mount, Serpentine Style, Alternator, Water Pump, Power Steering, A/C, Hardware, Natural Finish, Chevy, 4.8-7.0L, Kit
Part Number: HLY-20-180
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-BBS42B-MG
Not Yet Reviewed
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crate Engine, Remanufactured, Long Block, Assembled, GM, 5.7L, Each
Part Number: VRE-VCM9
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Monday 9/15/2025
Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings
Part Number: SUM-R24409035
Not Yet Reviewed
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Short Block, Chevrolet 383 Stroker, Internal/External Balanced, +5cc Flat Top Pistons, Each
Part Number: HPE-SP53
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
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