Availability
Showing In Stock Items. Show All 150 Items.
Cylinder Head, GenX® 255, CNC Comp Port, Assembled, 69cc CNC Chamber, 450 Lb. Springs, Ti Retain, GM LSX, Each
Part Number: TFS-3261T002-C01
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR369033
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 260, CNC Comp Port, Assy, 70cc CNC Chamber, 450 Springs, Ti Retain, 6-Bolt, GM LSX, Each
Part Number: TFS-3271T004-C01
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 255, CNC Comp Port, Assy, 69cc CNC Chamber, 450 lbs. Springs, Ti Retain, 6-Bolt, GM LSX, Each
Part Number: TFS-3261T004-C01
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Sportsman Series, Full Roller, 1.7 Ratio, Aluminum, for LS3 Heads, Chevy, 6.2L, Kit
Part Number: JES-KSS-467070
Estimated Ship Date: Today
Estimated Ship Date: Today
Connecting Rods, I-Beam, Forged 4340 Steel, Shot-Peened, Floating, 6.125 in. Long, GM LS, Set of 8
Part Number: OLV-L6125-STSW8
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Covers, Profile, Centerbolt Mounting, Billet Aluminum, Polished, Ribbed Top, Chevy, Small Block LS, Pair
Part Number: BSP-P95470
Estimated Ship Date: Today
Estimated Ship Date: Today
Connecting Rods, Ultra, H-beam, Forged 4330 Steel, 6.125 in. Length, Floating, Chevy, 5.7L LS, Set of 8
Part Number: CPI-U16300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.080 bore, 4.000 stroke, 6.125 rod,, File-Fit Rings 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc
Part Number: SUM-PR400806
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Lifters, Tie-Bar Roller Lifters, Mechanical Roller, 0.842 in. O.D., On-Center, 0.760 in. Roller Diameter, GM, LS, Kit
Part Number: JES-KSL84276026
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Camshaft Kits, LST Stage 2 Blower Cam Packages, Hydraulic Roller, Advertised Duration 291/302, Lift 0.612/0.614, 24-tooth, Chevy, Small Block LS, Kit
Part Number: CCA-MK54-337-24
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Lightweight, 4340 Billet, 4.000 Stroke, Chevy, LS1, Each
Part Number: MAN-190858B
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
GM LS Series Rods, 6.100 LS STD SPEED WAY S/8
Part Number: OLV-L6100STSW8
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
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: Today
Estimated Ship Date: Today
Cylinder Heads, E-Street, Assembled, Aluminum, 64cc Chamber, 210cc Intake Runner, 75cc Exhaust Runner, Cathedral Port, Chevy, Small Block LS, Pair
Part Number: EDL-7764
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Cylinder Heads, E-Street, Assembled, Aluminum, 64cc Chamber, 210cc Intake Runner, 75cc Exhaust Runner, Cathedral Port, Chevy, Small Block LS, Pair
Part Number: EDL-7763
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.098 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit
Part Number: SUM-CR3624098
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Connecting Rods, 6.125 LS STD LIGHT S/8
Part Number: OLV-L6125-STLT8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.098 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 6.0L, 6.2L, Kit
Part Number: SUM-CR3658098
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L9037
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L9033
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Shaft Mount, Full Roller, Aluminum, 1.7 Ratio, Chevy, L92/LS3, Set of 16
Part Number: CCA-1521
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit
Part Number: SUM-CR3624125
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR36L07512
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.075 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4007521
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Summit Racing™ Pro LS Piston and Rod Kits SUM-PR369033
