Availability
2014 Engine Kits & Rotating Assemblies
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-20077K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-10014-6K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
TOP END REPAIR KIT
Part Number: NTI-NA-30053K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-50091K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT
Part Number: NTI-NA-50012-2K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Piston, TOP END REPAIR KIT
Part Number: NTI-NA-40013-BK
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Repair Kit, Top End, 85.970mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit
Part Number: NTI-NA-10003-4K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Repair Kit, Top End, 101.980mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit
Part Number: NTI-NA-40012-BK
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Pro LS 4340 Rotating Assembly, 410 Cid., 4.040 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-R584004020
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
TOP END REPAIR KIT
Part Number: NTI-NX-20017K
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
LS ROTATING ASSEMBLY
Part Number: ESP-627744030
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 415 Small Block, Kit
Part Number: SCA-1-44702
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 415 Small Block, Kit
Part Number: SCA-1-44703
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 421 Small Block, Kit
Part Number: SCA-1-44705
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 428 Small Block, Kit
Part Number: SCA-1-44707
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, I-Beam Rods, Chevy, 362 Small Block, Kit
Part Number: SCA-1-44830BI
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
ROTATING ASSEMBLY
Part Number: ESP-129524-070
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
COMPETITION ASSEMBLY CHEV LS7
Part Number: ESP-128454125
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
COMPETITION ASSEMBLY CHEV LS7
Part Number: ESP-137324125
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
PRO STREET ASSEMBLY CHEV LS3
Part Number: ESP-637314125
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
PRO STREET ASSEMBLY CHEV 4.8/5.3 LS
Part Number: ESP-627643810
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
PRO STREET ASSEMBLY CHEV 4.8 / 5.3 LS
Part Number: ESP-639813800
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
COMPETITION ASSEMBLY CHEV LS7
Part Number: ESP-129244135
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
HEAVY DUTY ASSEMBLY CHEV LS7
Part Number: ESP-329254125
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
PRO STREET ASSEMBLY CHEV 4.8/5.3 LS
Part Number: ESP-627623780
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster