The Smeding 427" LS Short Block is offered in two different configurations! Each package is meticulously assembled with the highest attention to detail and precision. Bearing clearance & ring gaps are measured, verified and set for each application's unique demands. Two different piston volumes are available, please select a horsepower rating and then the volume option will appear. We can also assist with selecting the correct camshaft for your build and goals! Call 210-446-0960 for more ...

The Smeding 427" LS Long Block is offered in two different configurations! Each package is meticulously assembled with the highest attention to detail and precision. Bearing clearance & ring gaps are measured, verified and set for each application's unique demands. Two different piston volumes are available, please select a horsepower rating and then the volume option will appear. We can also assist with selecting the correct camshaft for your build and goals! Call 210-446-0960 for more i...

The Smeding 408" LS Short Block is now available! Each engine is meticulously assembled with the highest attention to detail and precision. Bearing clearance & ring gaps are measured, verified and set for each application's unique demands. We can also assist with selecting the correct camshaft for your build and goals! Call 210-446-0960 for more information. - Picture coming soon 1000hp Rated:Block: Smeding Heavy Duty 6 Bolt Mains, 9.240" Deck Height, 4.000" BoreCrankshaft: Smeding 4340 6...

Designed for the modern Hot-Rodder looking for a complete, turnkey drop-in LS engine package! This engine comes with a low-profile hot rod swap oil pan, that fits all classic chassis. The EFI System is the Edelbrock Pro-Flo 4 kit, which includes a sequential port injection manifold. This greatly boosts the efficiency and drivability of the engine compared to traditional throttle body injected systems. It is also very easy to wire into your vehicle. The harness is labeled very nicely, and in o...

Each Smeding 441" LS is meticulously assembled with the highest attention to detail and precision. Bearing clearance & ring gaps are measured, verified and set for each application's unique demands. We can also assist with selecting the correct camshaft for your build and goals! Call 210-446-0960 for more information. Block: Dart SHP Iron, 6 Bolt 7/16" Head Threads, 7/16" Main Bolts, 4.125" BoreCrankshaft: Smeding 4340 Forged Steel, Internal Balance, 4.125" Stroke, 58xRods: Smeding 4340 F...

The Smeding 427" LS7 Short Block is offered in two different configurations! Each package is meticulously assembled with the highest attention to detail and precision. Bearing clearance & ring gaps are measured, verified and set for each application's unique demands. Two different piston volumes are available, please select a horsepower rating and then the volume option will appear. We can also assist with selecting the correct camshaft for your build and goals! Call 210-446-0960 for more...

Each Smeding 441" LS is meticulously assembled with the highest attention to detail and precision. Bearing clearance & ring gaps are measured, verified and set for each application's unique demands. We can also assist with selecting the correct camshaft for your build and goals! Call 210-446-0960 for more information. Block: Dart SHP Iron, 6 Bolt 7/16" Head Threads, 7/16" Main Bolts, 4.125" BoreCrankshaft: Smeding 4340 Forged Steel, Internal Balance, 4.125" Stroke, 58xRods: Smeding 4340 F...

Each Smeding 441" LS7 Short Block is meticulously assembled with the highest attention to detail and precision. Bearing clearance & ring gaps are measured, verified and set for each application's unique demands. We can also assist with selecting the correct camshaft for your build and goals! Call 210-446-0960 for more information. Block: Dart SHP Iron, 6 Bolt 7/16" Head Threads, 7/16" Main Bolts, 4.125" BoreCrankshaft: Smeding 4340 8-Cwt LS7, Internal Balance, 4.125" Stroke, 58xRods: Smed...

The Smeding 408" LS3 Long Block is now available! Each engine is meticulously assembled with the highest attention to detail and precision. Bearing clearance & ring gaps are measured, verified and set for each application's unique demands. We can also assist with selecting the correct camshaft for your build and goals! Call 210-446-0960 for more information. - Picture coming soon 1000hp:Block: Smeding Heavy Duty 6 Bolt Mains, 9.240" Deck Height, 4.000" BoreCrankshaft: Smeding 4340 6 Count...