- Manufacturer
- Engine Master
- MPN
- Not provided
- UPC
- Not provided
- Our Part Number
- GM12624262
Installation Notes: ?
Notes: Assembly does not include any electronics?
Notes: Includes dry-sump oil pan and requires external cil tank (not included). Oil pan change required for wet-sump oiling.?
Notes: Includes 9-bolt crankshaft flange that may require adapter for use with some transmissions.?
Notes: Induction system and front end accessory drive system not included.?
Notes: Not intended for marine applications.?
Engine Type: LS Series Gen IV Small Block V8
Displacement (cu.in): 376 6.21L
Bore/Stroke(in.): 4.065 x 3.622 (103.25 x 92mm)
Block: Cast aluminium with six bolt, cross bolted main caps
Crankshaft P/N 12641693: Forged steel with nine bolt flange?
Connecting Rods P/N 12624231: Forged Titanium
Pistons P/N 19180414: Forged Aluminium?
Camshaft Type P/N 12638427: Hydraulic Roller?
Valve Lift (in.): .562" Intake /.558" Exhaust
211 deg intake / 230 deg exhaust:
Cylinder Heads P/N 12621774: Aluminium 192-style ports as cast? with 68cc chambers
Valve Size (in.): 2.160" titanium intake / 1.590" hollow sodium filled exhaust
Compression Ratio: 9.1:1
Rocker Arms P/N 12696105 Intake: Investment cast, roller trunnion
Rocker Arms P/N 12681275 Exhaust: Investment cast, roller trunnion?
Rocker Arm Ratio: 1.7:1
Recommended Fuel: ?
Notes: Premium Pump?
Maximum Recommended RPM: 6600
Reluctor Wheel: 58X
Balanced: Internal
