Specs

Motor 1970 455 ‘YH’ + .060
Heads “6S-7” with 2.11/1.66 valves, port matched
Intake Manifold stock Pontiac, port matched
Pistons TRW forged
Rods stock 1962 389cid forged
Compression Ratio 9.5:1
Camshaft Comp Cams 276AH-10 (51-309-4)
Advertised Duration (Int/Exh): 276°/284°
Duration @ .050 (Int/Exh): 228°/236°
Gross Valve Lift (Int/Exh): .520/.520
LSA/ICL: 110°/106°
Rocker Arms Crane 1.65 Roller Rockers
Carburetor 800 cfm Quadrajet
Exhaust Hooker headers, 2½”, H-pipe, Flowmaster mufflers, 2¼” tail pipes
Transmission Turbo 400
Torque Converter unknown manufacture approximately 2500-rpm stall speed
Rear Type/Ratio Ford 9 inch, 3.00:1 open for street; 3.70:1 posi for strip
Fastest Time Sacramento Raceway; September 16, 1992; 13.099 @ 104.9 mph
Wheels Centerline 15 x 3.5 front, 15 x 8 rear
Paint 1969 Pontiac Goldenrod Yellow (paint code #76)