| Cubic Inches | 400cu |
| Engine Block: | Cast Aluminum fitted with large sleeves |
| Cylinder Heads: | Cast Aluminum |
| Crank Shaft: | Forged Steel 3.622 |
| Connecting Rod Type: | Forged H beam rod |
| Piston Type: | Forged Coated |
| Camshaft Type: | Std Gm performance |
| Cam spec: | 227 / 225@50 |
| Compression Ratio: | 10.41 |
| Horsepower: | 515 |
| Torque: | 540 |
| Street Performance | Yes |
| Drag Racing | Club Racing |
| Dirt Racing | NO |
| Normally Aspirated | Yes |
| Turbo Application | Yes |
| Supercharged application | Yes |
| Main Stud girdle | NO |
| Rockers assembly | Roller Option |
| Pushrods | STD |
| Reluctor wheel | 58X |
| Balanced | Internal |
| Max Rpm | 6900 |
| Fuel Grade | Premium |
| Wet sump | Yes |
| Dry sump | Option |
GM LT Engine Street Stage Five
Arrington SS Large Bore LT Engine Stage 5 402cu
The Arrington SS Big bore configuration is completely done in house using our latest CNC technology in reconfiguring the GM engine block comes with our life time guarantee engine refresh program, at Arrington SS we pride our workmanship on the race wins of our establishments has achieve over 3 decades, our new Lt1 engine stage program is tuned for the mild street enthusiast that wants more from the STD LT engine configuration offered by GM. Complete ready to install to bolt your engine accessories to the new engine combination. We can also service your engine of the same upgrades ask in store for more details.
The result is more power with greater efficiency than any previous Small-Block engine! Chevrolet Performance’s new LT1 crate engine – offered with a wet-sump or dry-sump oiling system Specially ECU designed for retrofit applications upon request.