Engine, Copo 327 Crate Engine, 2.9L S/C.
Sized to fit the regulations of NHRA AA Stock, the smaller-displacement racing engine packs a big supercharged punch. The engine breathes via a force-fed air charge through high-flow LS7 cylinder heads. The supercharger is a twin-screw design from Whipple.
Specs:
Displacement: 327 cu in (5.3L)
Compression Ratio: 10.2:1
Cylinder block: LSX Cast Iron
Bore x Stroke (in): 4.065 x 3.150
Crankshaft: Forged Steel
Connecting Rods: Forged Steel
Pistons: Forged Dome
Cylinder Heads: LS7 Aluminum
Induction: Boosted
Supercharger: 2.9L Whipple
Camshaft Type: Hydraulic Roller
Camshaft Lift (int./exh.): .650/.650-inch
Camshaft Duration (int./exh.): 244/255 deg. @ .050-inch