1974 PONTIAC 455 FAST ENGINE SPECS
501 CID Stroker
BLOCK- 1974 Pontiac 455 Code YW 0.60 0ver, Hard filled, Clearanced for 4.50" stroke crank.
Program engineering 4 bolt caps,Durabond Cam Bearings (PP-4),Pioneer brass freeze
plugs(PE115BR),PPE windage tray.
CRANK- Moldex Custom 4.50" stroke/3.25" main BBC rod,knife edged and balanced,Federal Mogul
main bearings w/applied thermal barrier coating
RODS- PPE Tomahawk Billet 6.700 length,2.200 Big end,.990 small end,770 grams,
Clevite Rod bearings w/ applied thermal barrier coating
PISTONS- Diamond Custom 4.211 Bore 24.5cc Dome(15.10 to 1),Skirt lube coating, Floating pin,
Flame channel,Radial gas ports.
Ring Pack- Total seal Rings.043/.043/3mm
ROTATING ASSY- Fully Balanced
OIL PUMP- Melling M54ds,60 lb
CYLINDER HEADS- 1974 Pontiac 400 4x 3h Cut 0.60(to 88ccs) Competition valve grind,Ferrea/Manley valves
2.125/1.77 oversize,180 lb roller springs, CNC ported + hand port work to flow
275+ CFM (int),Port matched entrances to RAIV Dimensions,Intake heat risers aluminum
filled,10 degree super locks,Titanium retainers,bronze guides,new valve seats,Viton
valve seals,Pioneer freeze plugs
CAMSHAFT COMPONENTS- Comp custom Solid roller, Comp solid
roller lifters(859-16),Harland sharp roller rockers 1.5/1.65(6001),Comp Magnum
pushrods,Comp Billet roller T/C set (7112) w. Sims roller thrust plate.
INTAKE- 1974 Pontiac EGR cast iron intake # 495106, Ported and flowed by Wilson Manifolds with support
from Jon Kasse racing engines and SD performance.
CARBURETUR-1976 Pontiac Rochester 800cfm unit modified built to appear as a 1974 Pontiac Rochester
Quadrajet 7044262 Prepared by Cliff Ruggles Flowing 897 Cfm,choke removed.Two 1976 Chevrolet
1/4"gaskets stacked and glued with smooth transition.
TIMING CHAIN COVER- GM stock aluminum replacment with Aluminum Flo-Kooler water Pump.
EXHAUST MANIFOLDS- 1974 Pontiac Log manifolds #490142/490143,Port matched,transplanted exits from RA III
Manifolds(2.45" exits),extrude honed, directional work and flowed by Gessler head porting.
HARMONIC BALANCER- Pioneer(872031) painted to appear as stock.
PULLEYS- RARE aluminum billet "Deep" groove.
FAN ASSY- Mopar factory lightweight 5 blade fan with light duty clutch.
FUEL SYSTEM- VP C16/Q16 / Modified stock tank w/ custom fuel cell inside,-10 sump.Holley 12-150 pump into
1/2 steel lines to regulator(Holley 12-803)6.75 psi.3/8" stock line out of regulator from stock pump
location to carb.
DISTRIBUTOR- GM HEI,MSD module w/ rev limiter (6800) HEI 8mm wires,AC R43T Plugs
CONVERTER- Yank 9 1/2"" 2800 stall
FLEXPLATE- TCI SFI approved
STARTER- Powermaster lightweight
TRANSMISSION- 1974 Pontiac(PT)Th 400 Built By Cliff Ruggles
DRIVESHAFT- Custom built 3 1/2" Aluminum shaft with 1350 U Joints
DIFFERENTIAL- Pontiac GM 8.5 10 Bolt,Auburn 33 spline full spool,GM 3.73 Ring and Pinion,Moser 33 spline
axles(gun drilled) with c clip eliminators, 1987 grand national aluminum brake drums.
ENGINE BUILDER - SD Performance Chilliwack,BC Canada.