Engine Specifications

Modifications

Crank Original 327 replace with 350 crank (orig. crank in storage)
Bore Bored .030 over, total displace 355c.i., 9 to1 compression
Heads Original '291s' completely rebuilt, mild porting, hardened valve seats with new  2.02/1.60 valves
Camshaft

Comp Cams Xtreme Energy 12-238

Adv. duration: 262 int. /270 exh.

@ .050: 218/224

Lift: .464/.469

Lobe separation: 110 degrees 

NOTE: This is definitely better than stock, but fairly conservative to maintain best performance with factory intake and quadrajet.

Rocker Arms

Comp Cams Magnum roller tipped rocker arm.

NOTE: Full roller rockers would not fit under stock valve covers.

Other

Double roller timing chain

Distribution converted to breaker-less ignition

High performance Quadrajet rebuild

DynoMax 3/4 headers, 1-1/2" primarys, 2-1/2" collectors, ceramic coated