Year: 1970
Make: Plymouth
Model: Roadrunner
Vin: RM23N0A12665XX Decoded and documented by Galen Govier
Mileage: 39,000 miles (original)
Paint: Dupont Centari B5 Blue, painted by Milan Auto Painters.
Roof: Year One Vinyl installed by Falls Automotive.
Hood: Fiberglass Six Pac lift off from US1 Fiberglass. Correct mounts, Mr. Gasket hood pins.
Rear wing: OEM Go-Wing from Year One.
Custom fabricated weld in sub frame connectors by Chuck.
Drive shaft loop from Jegs.
Mr. Gasket solid motor mounts.
Carpet: 2 piece nylon pile carpet from Year One
Headliner: Year One, installed by Falls Automotive.
Glove box liner: Year One
Package Tray: Year One.
Shifter boot and trim ring from Year One.
Windshield wiper gaskets and seals, OEM NOS.
New heater core, disconnected, not used.
Auto Meter oil pressure and water temperature gauges.
Auto Meter 5” Monster tach.
Pro Form adjustable shift light.
Grant Challenger steering wheel.
Front suspension completely rebuilt with PST polygraphite bushings.
Torsion bar boots and clips from Just Suspension.
OEM sway bar with polyurethane bushings and custom fabbed mounts.
Steering box rebuilt by Steer and Geer with firm feel option.
Front brakes converted to disk, all OEM parts, 10.5” rotors.
KYB Shocks.
1967 8-¾ axle housing.
Sure Grip posi with 3:90 gears, 742 case, setup by Johnny LaBosco.
New green bearings and seals.
All new OEM brake parts, shoes, wheel cylinders.
Resurfaced 11” brake drums.
Parking brake cables from Year One.
Brake hard lines and hoses from Fine Lines.
Prothane polyurethane leaf spring bushings.
Mopar Performance shackles.
Mr. Gasket spring clamps.
Mopar Performance adjustable pinion snubber.
KYB shocks.
883 new process 4 speed, rebuilt by Passon Performance.
Clutch linkage rebuilt with Year One kit.
Pistol grip shifter rechromed by Chrome and Custom.
Pistol grip handle by Year One.
Shifter mechanism rebuilt by Hurst.
Mr. Gasket solid shifter bushings.
Drive shaft rebuilt with Spicer U-Joints and balanced by Accosella Driveline.
Flywheel: Stock, resurfaced and balanced.
Clutch: Centerforce dual friction disk and pressure plate and throw out bearing.
Block: 1977 440 HP block, casting # 4567789, bored .030 over, decked and line honed, Clevite 77 cam bearings, brass freeze out plugs, ARP main bolts. All Machine work done by Haledon Auto Parts. Entire rotating assembly balanced, pistons, rods, crank, balancer, flywheel, clutch and pressure plate. All fasteners ARP stainless steel.
Heads: Stock 452 open chamber castings, 3 angle valve job, Perfect Circle valve seals, SSI valve springs, purchased complete from PAW. Mopar Performance head bolts. Fel-Pro steel shim head gaskets.
Rocker Arms: Mopar Performance
Rocker Arm Shafts: Mancini Racing hard chromed.
Pushrods: Crane 3/8” chromemoly.
Crank: 1968 forged steel, ground .010 on mains and journals. Stock balancer.
Rods: Stock LY rods, refurbished, ARP rod bolts.
Pistons: Keith Black Hypereutectic PN# 237 flat top with valve relief 10.2:1 compression with 90 cc heads.
Piston rings: Perfect Circle moly, top ring gap hand fitted @ .028 for use with nitrous.
Bearings: Clevite 77 main and rod .010 under, full groove.
Gaskets: Fel-Pro.
Cam: Mopar Performance PN 4120237 hydraulic .509” lift, 292 duration, 108 centerline installed straight up. Mancini Racing HD cam bolt.
Timing Chain: Summit double roller.
Oil Pump: Mopar performance high volume, MP high pressure spring.
Oil Pan: Mopar Performance stock capacity.
Windage Tray: Mopar Performance.
Water Pump Housing: Stock, stock pump.
Intake Manifold: Edelbrock Victor 440 single plane.
Carb: Holley Street Avenger 870 cfm, #88 secondary jets, Mr. Gasket dual feed, clear sight plugs, Mancini Racing throttle bracket, Mr. Gasket return spring kit. Jeg’s 14” chrome air cleaner.
Fuel Pump: Holley Blue electric with Holley adjustable chrome regulator.
Fuel Line: Summit 3/8” aluminum.
Valve Covers: Mopar Performance chrome.
Fan: Flex-A-Lite 16”
Distributor: Stock Reman, advance curve set @ 38 degrees total, all in by 2000 rpm, vacuum advanced locked out (not used). Mr. Gasket light Chevy advance springs.
Ignition: MSD digital 6 box and MSD Blaster coil.
Wires: Accell 300+
Exhaust: Dynomax ceramic coated headers, flowmaster 3” s-bends, flowmaster 3” two chamber mufflers, 3” turndowns.
Front: Weld Pro Stars 15 x 6” with BF Goodrich Radial TA P225/60 SR 15.
Rear: Weld Pro Stars 15 x 8” with BF Goodrich Radial TA P275/65 SR 15.
McGuard stainless washers, lug nuts and locks.
