Availability
Cylinder Head, 375cc, Bare, Aluminum, Natural, Chevy, Big Block, Each
Part Number: FLK-375-500
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Crankshaft, Compstar, Forged 4340 Steel, 4.125 in. Stroke, 6.125 in. Rod, Internal Balance, Chevy, LS, 58X Reluctor, Each
Part Number: CPI-APU31QCS
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Rotating Assembly, Street/Strip, Cast Steel Crankshaft, Hypereutectic Dish Pistons, 1 pc Seal, Chevy, 383, Kit
Part Number: ESP-B15504L00053
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.100 in. Pin, Chevy, 350
Part Number: CPI-SAJ113-CC
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Cylinder Head, Super 23® 230, CNC Comp Port, Assy, 70cc CNC Chambers, 460 Spring, Ti Retain, Small Chevy, Each
Part Number: TFS-3241T001-C03
Not Yet Reviewed
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Pistons, Forged, Dome, 2-Valve Reliefs, 4.185 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Set of 8
Part Number: JEP-207513-8
Not Yet Reviewed
Estimated Ship Date: Oct 15, 2025 if ordered today
Estimated Ship Date: Oct 15, 2025 if ordered today
Pistons, Forged, Dome, 2-Valve Reliefs, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-258247-8
Not Yet Reviewed
Estimated Ship Date: Oct 15, 2025 if ordered today
Estimated Ship Date: Oct 15, 2025 if ordered today
TOP END KIT
Part Number: NAL-12558060K1
Not Yet Reviewed
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Cylinder Head, Performer RPM, Marine, Aluminum, Bare, 118cc Chamber, 315cc Intake, Chevy, Big Block, Each
Part Number: EDL-61559
Estimated Ship Date: Nov 4, 2025 if ordered today
Estimated Ship Date: Nov 4, 2025 if ordered today
Dart SB Aluminum Pro 1, 1.6 IN./1.6 EX.
Part Number: JES-KSS336060100
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
Pro LS Piston and Rod Kit, 325 Cid, 3.780 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR36L7802
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Cylinder Head, GenX® 245, CNC Comp Port, Bare, 70cc CNC Chambers, 6-Bolt, GM LSX, Each
Part Number: TFS-3061B003-C04
Not Yet Reviewed
Cylinder Head, GenX® 215, CNC Competition Ported, Assembled, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-30610001-C01
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
Not Yet Reviewed
Estimated Ship Date: Monday 10/13/2025
Connecting Rod, I-Beam, Chromoly 4340 Steel, Shot-Peened, Floating Pin, Chevrolet, Small Block, Set of 8
Part Number: BLN-SC6000-927
Not Yet Reviewed
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:
Crankshaft, Standard Weight, Forged 4340 Steel, 3.766 in. Stroke, Internal Balance, Chevy, 454, Each
Part Number: SCA-445405C
Not Yet Reviewed
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Cylinder Head, Early Model/Vortec, Assembled, Cast Iron, 66cc Chamber, 185cc Intake Runner, Rectangular Ports, Straight Plugs, Chevy, Small Block,Each
Part Number: NAL-19331470
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Lifters, Hydraulic Roller, Vertical Link Bars, 0.842 in. O.D., Chevy, Set of 16
Part Number: CRO-66321H-16
Not Yet Reviewed
Estimated Ship Date: Nov 20, 2025 if ordered today
Estimated Ship Date: Nov 20, 2025 if ordered today
Cylinder Head, Jailbird 390cc, CNC Machined, Aluminum, Bare, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-390-500
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Cylinder Head, Race-Rite Oval, Aluminum, Assembled, 119cc Chamber, 270cc Intake Runner, Chevy, Big Block, Each
Part Number: BRO-2061001
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 291/311, Lift .558/.542, Chevy, Big Block, Kit
Part Number: CCA-CL11-601-8
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Cylinder Head, 315cc, Solid Roller, Aluminum, Assembled, 0.750 in. Lift, Chevrolet, Big Block Mark IV, Each
Part Number: FLK-315-6058
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Pistons, Forged, Dome, Single Valve Relief, 4.530 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-296989-8
Not Yet Reviewed
Estimated Ship Date: Oct 29, 2025 if ordered today
Estimated Ship Date: Oct 29, 2025 if ordered today
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2025
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Oct 29, 2025 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.622 in. Stroke, Chevy, 5.7, 6.0L, Each
Part Number: ESP-434636226100
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
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