Availability
Summit Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS400058
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
BUILD IT WITH SUMMIT!
Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS362258
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout. 58-tooth GM Reluctor, Ea.
Part Number: CPI-APO31Q-CS58
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Lifters, Hydraulic Roller, 0.842 in. O.D., Horizontal Link Bars, Chevrolet, Set of 16
Part Number: CXM-J-2126LSR
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
CORVETTE ACCESSORY DRIVE SYSTEM, WITH A/C
Part Number: NAL-19421444
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 24X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.
Part Number: SUM-180LS362224
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Pro LS Crank and Rods, Forged 4340 Steel Crank, 4 in. Stroke, Forged 4340 Steel H-Beam Rods, 6.125 in. Rod Length, Chevy, LS, Kit
Part Number: SUM-CR4024125
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, With Power Steering, No Air Conditioning, Kit
Part Number: MCH-20085-08
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L8987
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-30610001
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Valve Covers, Cast Aluminum, Big Block Chevy Style for LS, Tonawanda Decals, Oil Filler, Breather Tube, Centerbolt, 2 in. Tall, Chrome, Chevy, Pair
Part Number: LSS-GMLS1003C
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR368983
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L8983
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 259/265, Lift .515/.522, Chevy, Kit
Part Number: CCA-K54-408-11
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, Titanium Retainers, GM LS1, Each
Part Number: TFS-3061T001
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Carbon Fiber LS valve covers, race, black coil brackets
Part Number: PCD-70611-0200BK
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, No Power Steering, With Air Conditioning, Kit
Part Number: MCH-20090-08
Not Yet Reviewed
Estimated Ship Date: Sep 2, 2025 if ordered today
Estimated Ship Date: Sep 2, 2025 if ordered today
Accessory Drive Systems, Sport Trac Serpentine Systems, GM Type 2 Power Steering Pump, A/C Compressor, Black Pulleys, Chevrolet, Small Block LS, Kit
Part Number: BSP-12500
Not Yet Reviewed
Estimated Ship Date: Aug 18, 2025 if ordered today
Estimated Ship Date: Aug 18, 2025 if ordered today
Lifters, Mechanical Roller, Vertical Link Bars, 3.390 in. Lifter Body Height, Chevy, Small Block LS, Set of 16
Part Number: ISK-1377LSHEZMAX
Not Yet Reviewed
Estimated Ship Date: Aug 19, 2025 if ordered today
Estimated Ship Date: Aug 19, 2025 if ordered today
Pulleys, Pro-Track Serpentine Conversion, Billet Aluminum, Clear Powdercoated, Water Pump, Power Steering Pump, No A/C, Chevy, Kit
Part Number: MCH-20025
Not Yet Reviewed
Estimated Ship Date: Sep 10, 2025 if ordered today
Estimated Ship Date: Sep 10, 2025 if ordered today
Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 6.00cc Dome, 3.898 in. Bore, Chevy LS, Set of 8
Part Number: DMS-K3-2902-3898
Not Yet Reviewed
Estimated Ship Date: Aug 26, 2025 if ordered today
Estimated Ship Date: Aug 26, 2025 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each
Part Number: ESP-434640006100
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
Estimated Ship Date: Monday 8/4/2025
Valve Covers, Cast Aluminum, 409 Chevy Style for LS, 409 Decals, Breather Tube, 2.750 in Tall, Chrome Plated, Centerbolt, Gen 3/4, Chevy, Pair
Part Number: LSS-GMLS1004C
Estimated Ship Date: Aug 18, 2025 if ordered today
Estimated Ship Date: Aug 18, 2025 if ordered today
Lifters, Short Travel Hydraulic Roller Lifters, 0.842 in. O.D., Horizontal Link Bars, Chevrolet, Set of 16
Part Number: CXM-J-ST2126LSR
Not Yet Reviewed
Estimated Ship Date: Aug 12, 2025 if ordered today
Estimated Ship Date: Aug 12, 2025 if ordered today
Cylinder Head, GenX® 215, CNC Competition Ported, Assembled, 64cc CNC Chambers, Ti Retainers, GM LS1, Each
Part Number: TFS-3061T001-C01
Estimated Ship Date: Oct 30, 2025 if ordered today
Estimated Ship Date: Oct 30, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Monday 8/4/2025
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.