The balanced rotating assembly (typically includes crankshaft, pistons, rings, connecting rods, rod bearings, and balancer) featured in this engine:

• 3.500" stroke nodular iron crank
• 5.956" forged rods with ARP rod bolts
• 10½ to 1 compression hypereutectic pistons

More special features of this engine include:

• Seasoned block that has been vatted, magnafluxed for cracks, thermal cleaned and steelabrated, bored, honed and plateau honed to fit new flat top oversized pistons
• Deck head gasket surface on block to ensure a good long lasting seal
• New CompCams Hydraulic flat tappet cam with over .500" valve lift
• High quality ProComp Racing performance heads are 356A Aluminum cast with thicker deck surface for improved sealing
• This set of heads weighs 50lbs less than the cast iron head
• 75cc Exhaust ports that are deburred and polished
• 60cc Combustion chambers
• New 2.055"Int/1.600"Exh stainless valves with undercut stems to improve flow
• Heads have 3-angle valve job
• New Hardened exhaust seats for use with leaded or unleaded fuel
• New 1.440" high performance springs set up to match cam
• New Screw-in studs with guide plates
• New High temperature valve seals
• New Bronze valve guides
• New 1.6 full roller rocker arms
• New Oversize hypereutectic pistons and rings
• New Hardened push rods
• New Heavy duty double row timing set
• New High volume oil pump
• New Revolutionary 1-pc design molded rubber oil pan gasket with load limiters to prevent over-tightening and higher temperature resistance than standard cork-rubber gaskets
• New Brass expansion plugs
• New Oversize main and rod bearings to fit reground 3.500" stroke crankshaft
• New Edelbrock Air Gap dual plane aluminum intake manifold
• All parts are painted separately before assembly for that show quality look

This engine comes completely assembled with oil pan, timing cover, harmonic balancer, valve covers, and Edelbrock Air Gap aluminum intake manifold.