LT1 377" Force Induction Long Block
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$19,995.00The perfect compliment to your force fed Stingray, this 377” built with forged internals will keep your showroom quality ride track ready. Piston oil squirters are retained with the factory crank and custom Diamond pistons hanging Callies Ultra rods. Top end performance and durability is enhanced by upgrades to the valve guides, exhaust valves, and LMEs in-house CNC porting.
Displacement: | 377" | Bore: | 4.070” |
Power Output (HP): | 1200HP | Stroke: | 3.622" |
Compression Ratio: | 10.5:1 | Camshaft Type: | Hydraulic Roller |
Max RPM: | 7400 | Oil System Type: | Wet or Dry Sump |
Port Configuration: | Gen V LT1 | Fuel Type: | 91-93 Octane Gasoline |
Block: | GM Gen V LT1 6.2L Aluminum | Timing Chain: | GM LT1 Crank and Timing Gears w/ C5.R Chain |
Crankshaft: | GM Gen V LT1 w/ LME Blueprinting | Lifters: | GM LS7 Hyd. Roller Lifters w/ GM Lifter Trays |
Connecting Rods: | Callies Compstar H Beam w/ ARP 2000 7/16" Bolts | Push Rods: | Trend Perfromance Series-5 11/32" X .120" Wall |
Pistons: | Wiseco Forged Nitrous w/ Gas Ports | Rocker Arms: | GM LT1 w/ Trunion Modification |
Wrist Pins: | Tool Steel | Head Studs: | ARP 12pt. |
Ring Pack: | NPR Stainless Top (for high heat applications) Napier Second, 3mm Oil | Head Gaskets: | GM LT1 MLS |
Bearings: | Clevite H-Series Main & Rods, Dura Bond One Piece Cam Bearing | Oil Pump: | GM LT1 |
Main Studs: | ARP Main Studs | Timing Cover: | GM LS1 w/ Seals and Cam Sensor |
Cylinder Heads: |
LME CNC Ported & Prepared GM Gen V LT1 359 CFM Int. / 271 CFM Exh. |
Valley Cover: | GM LT1 |
Valves: |
2.125" GM Stainless Hollow Stem Intake 1.590" Rev Stainless Exhaust |
Oil Pan: | Select From Options |
Valve Springs: | BTR Platnum Polished Dual Valve Springs, Titanium Retainers | Rear Cover: | GM LT1 |
Camshaft: | LME/Cam Motion Custom Billet Core | Balancer: | ATI SFI w/ ARP Bolt |