LS3 416" N/A - Nitrous Long Block
Available Qty: 0
$17,995.00
Proven to make 620hp at the crank, this 11.5:1 combination offers drop in performance to your LS3 powered project. Constructed with forged internals including a 4.000" stroke Callies Compstar crank with matching Compstar 6.125" rods and custom 4.070" Wiseco pistons. LMEs in-house CNC porting provides all necessary air flow you need and rigorous enough to handle a potent shot of Nitrous for a little more fun at the track.
| Displacement: | 416” | Bore: | 4.070” |
| Power Output (HP): | 620HP | Stroke: | 4.000” |
| Compression Ratio: | 11.5:1 | Camshaft Type: | Hydraulic Roller |
| Max RPM: | 7200 | Oil System Type: | Wet Sump |
| Port Configuration: | LS3 | Fuel Type: | 91-93 Octane Gasoline |
| Block: | GM LS3 Aluminum | Timing Chain: | Roll Master Double Roller w/Billet Gears & Torrington Bearing |
| Crankshaft: | Callies 4340 Compstar Crankshaft 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: | Manley One Piece Chromoly 5/16" x .080” Wall |
| Pistons: | Wiseco Forged Nitrous w/ Gas Ports | Rocker Arms: | GM LS3 w/ Trunion Modification |
| Wrist Pins: | Tool Steel | Head Studs: | ARP Bolts |
| Ring Pack: | NPR Stainless Top (for high heat applications) Napier Second, 3mm Oil | Head Gaskets: | GM LS9 MLS |
| Bearings: | Clevite H-Series Main & Rod, Dura Bond One Piece Cam Bearings | Oil Pump: | Melling HP Ported |
| Main Studs: | ARP Main Studs | Timing Cover: | GM LS2 Front w/ Seal and Cam Sensor |
| Cylinder Heads: |
LME CNC Ported & Prepared GM LS3 365 CFM Int. / 274 CFM Exh. |
Valley Cover: | GM LS2 |
| Valves: |
2.165" GM Hollow Stem Intake 1.600" Rev Stainless Exhaust |
Oil Pan: | Select From Options |
| Valve Springs: | BTR Platnum Polished Dual Valve Springs, Titanium Retainers | Rear Cover: | GM LS2 |
| Camshaft: | LME/Cam Motion Custom Billet Core | Balancer: | Power Bond SFI w/ ARP Bolt |