LS/VORTEC BOOST ENGINE IRON BLOCK 1000+ RATED 6.0 BIG 3 RACE KING PORTED CYLINDER HEADS

ALSO SEE THE 408 STROKER VERSION OF THIS ENGINE

6.0L GM IRON BLOCK

CUT .030-.040

+/-.010 DECK

ARP MAIN STUDS

ARP HEAD STUDS

CLEVITE/KING RACE BEARINGS

GM RECTANGLE PORT CYLINDER HEADS

Casting Numbers	5364, 823
Material	Aluminum
Combustion Chamber Volume	70cc
Intake Port Shape	Rectangle
Intake Runner Volume	257cc
Exhaust Port Shape	D-Port
Exhaust Runner Volume	87cc
Intake Valve Diameter	2.165 in.
Exhaust Valve Diameter	1.590 in.
HEAD BOLT STYLE	ARP STUD

STAINLESS VALVES

TRUNION ROLLER ROCKERS

BTR LS TURBO STAGE 2 CAM (OTHER OPTIONS AVAILABLE)

226/231 .610"/.608" 113+4

BTR PLATINUM DUAL SPRINGS AND RETAINERS

.080 CHROMOLY PUSHRODS

FULLY FORGED ROTATING ASSEMBLY (EAGLE STANDARD OR CALLIES UPGRADE OPTION) 9.76:1 compression (options available)

Actual Engine Displacement: 6.7L/408

Bore (in.): 4.030 in.

Engine Stroke (in.): 4.000 in.

Piston Material: Forged aluminum

Piston Style: Dish, with a D-shaped cup

Piston Head Volume (cc):+15.00cc

Wrist Pin Style: Floating

Piston Ring Facing Material: Plasmamoly

Piston and Ring Oversize (in.): 0.030 in.

Crankshaft Material: Forged 4140 steel

Engine Balance: Internal

Connecting Rod Length Center to Center (in.): 6.125 in. Forged 4340 steel