Chevy 383 Vortec 390HP 456ftlbs Stroker Engine 350

CHEVY 383 VORTEC 390HP 456FTLBS STROKER ENGINE 350

Chevy 383 Vortec 390HP 456ftlbs Stroker Engine 350

THIS ENGINE HAS THE FOLLOWING: All New

Block GM 2-bolt 1 PC rear main seal.
Crankshaft Scat steel 383 crankshaft.
Connecting rods GM 3.750 w/ARP 150,000 bolts.
Pistons Speed Pro Hypereutectic flat top 9.5:1 comp ratio.
Piston rings Mahle plasma moly piston rings.
Camshaft Hydraulic .480/.488 – 206/212 – 112 specs.
Lifters Hydraulic.
Oil pump Melling high volume oil pump.
Timing set Cloyes HD timing set.
Bearings Clevite/Mahle HP “tri-metal” rod & main bearings.
Flex-plate Pioneer 14″ 168 tooth.
Harmonic balancer GM externally balanced.
Freeze plugs Brass deep dish.
Heads VORTEC CHS 64CC Aluminum 190CC intake runners
w/bronze valve guides, guide plates & screw-in studs.
Valves Stainless steel swirl polished 1.60 / 2.02.
Springs Comp series valve springs .530 max lift.
Push rods Elgin hardened push rods.
Rockers GM 1.5 ratio rockers arms, balls & nuts.
Gaskets Performance gasket set.
Head bolts GM head bolts.

MACHINE WORK:

Block Bore & hone block w/torque plate w/ moly finish.
Cylinder walls Cylinder walls are sonic tested for thickness.
Block surface Surface block parallel to main line w/ CBN.
Connecting rods Re-size rods with ARP 150,000 psi bolts & nuts.
Connecting rods Hang & align new pistons onto connecting rods.
Main line Align hone main line.
Dyno tested combination.
Balance engine.

Fully balanced engine assembly.

ALUMINUM HEADS – 7 YR/70,000 MILE WARRANTY