| 490HP LT1 LONG-BLOCK |
| COMPANY: | TPI Specialties Inc. |
| BLOCK: | LT1, iron, used (converted to billet splayed mains) |
| DISPLACEMENT: | 396ci (6.5L) |
| COMPRESSION RATIO: | 11.0:1 |
| CRANKSHAFT: | 3.875-inch, Callies, forged |
| RODS: | 5.850-inch, Manley Sportsmaster |
| PISTONS: | 4.030-inch, diamond, custom forged dished |
| RINGS: | Speed-Pro file fit plasma-moly |
| ROD BEARINGS: | Clevite 77 |
| MAIN BEARINGS: | Clevite 77 |
| CAM BEARINGS: | Clevite 77 |
| BOLTS: | ARP rod and main, Manley head |
| HEADS: | GM LT1, aluminum, CNC-ported |
| HEAD GASKETS: | Fel-Pro |
| CAM: | TPIS ZZ-409, hydraulic roller, 226/226 duration at .050, .520/.520-inch lift |
| LIFTERS: | GM |
| PUSHRODS: | Manley, 7.200-inch hardened one-piece 5/16 |
| ROCKER ARMS: | COMP Cams Pro Magnum, 1.6-ratio, full roller |
| VALVESPRINGS: | Manley with titanium retainers |
| INTAKE MANIFOLD: | no |
| THROTTLE BODY: | no |
| FUEL INJECTORS: | no |
| MAF: | no |
| WIRING HARNESS: | no |
| PCM: | no |
| CORE CHARGES: | block $250.00, heads $1,000.00 |
| WARRANTY: | 1 year (parts and labor) |
| PRICE: | $8,500.00 |
| COMMENTS: | This is a long-block only, but can be upgraded to any level of completion. |