Engine details
1970 500 block 0.080" over with 0.020" deck clearance
1970 500 crank with 0.0025"/0.0025" clearances
1970 heads 250 with undrilled smog rails
2.19"/1.90" valves, polished small chambers, intake ports raised 0.125", pushrod walls moved back substantially, bowls opened and polished, guides blended (all done by me)
PAC 1.54" beehive valvesprings with 150# seat and 360# open
Comp Cams machined 10 degree locks
PAC chromoly retainers
Howard's red seals
Comp Cams OD spring cups
MTS 1.72 roller rockers. I drilled one 0.062" hole in each rocker to oil the tips and springs
Comp Cams 3/8" x 0.080" wall x 9.200" long chromoly pushrods
Hydraulic roller cam with
[email protected]" duration and 0.608" lift and 109 LSA set to 104 ICL
True Roller chain
Homemade bronze cam button with homemade distributor gear/cam button oil mist tube
Stock oil pump with BBC purple spring, 65# max, 35# hot at 900 rpm idle with Valvoline conventional 10w-30 at rear of engine
Blended and radiused main oil passage
-6an braided hose from front of block to rear oil pressure port
Durabond grooved cam bearings set at 10 and 4 o'clock
ACL 0.010" rod and 0.010" main bearings
ARP main studs
ARP head studs
Bushed H-beam 7/16" cap screw rods
Probe 10:1 forged pistons pinfitted with spirolocks
Balanced with Mallory metal
Sealed Power moly rings set to 0.022" top and 0.024" bottom gaps
O-ringed block with 0.040" copper head gaskets (pain in the *ss)
Custom rear sump zinc plated oil pan with custom pickup tube, trap doors, windage plate, etc. 7 quarts in the sump.
Homemade stock valve covers modified by me to clear both adjustable roller rocker and stock air conditioner box
Billet PCV valve and breather
MTS single plane intake port 2" in to be just barely smaller than the head intake port
Quickfuel 1050 annular discharge carb
ROBBMC 1100hp mechanical fuel pump and regulator
K&N 14"x3" filter and Xstream lid
MSD distributor and Superconductor 8.5mm wires
MSD Blaster 3 coil
MSD 6AL with 6000 rpm chip
Stock style solid impeller water pump
180 degree thermostat
1-3/4" Hedman BBC headers modified by me
3" Pypes stainless full exhaust with Race Flo mufflers
Homemade by me solid engine mounts