Bill Jacobson's Supercharged, Fuel-Injected Buick 215cid MGB V8
Bill updated his MGB in summer 2007 with a supercharger and fuel injection:- GM / Eaton M90 supercharger, off of a 96 Buick 3800 V6. (Supercharger housing mounts were modified for the V8 port spacing.)
- Owner built intake manifold, made from T6061 aluminum flat stock.
- Owner designed and built blower drive system, featuring 1/2" thick aluminum plate.
- Owner built fuel injection system, using GM Delphi fuel injectors (4.8-5.3L truck) and Ross machine blank fuel rail stock.
- Modified Astro van fuel pump mounted in a remote fuel cell, located in RH battery box. A low pressure pump supplies fuel from the tank to the fuel cell.
- MegaSquirt II ECU
- Ford EDIS ignition system. (A stock distributor was cut off and machined down to make an oil pump drive.)
- Innovate Motorsports wide band oxygen sensor (for tuning the MegaSquirt system, but with an analog gauge too.)
- The stock heater box was converted into an air-filter housing, as part of a
cowl induction system.
- Engine: 1962 Buick 215, 10.25 to 1 comp ratio, .030" over, ported Buick heads w/crane dual valve springs, stock GM 4bbl intake ported to match the heads, Carter 400cfm w/chrome plated linkages, screws, etc. Fully balanced internals, one piece main seals, ARP rod bolts, melling high volume oil pump w/enlarged oil passages in the engine block. Isky cam (262 grind), anti pump-up lifters, and double roller timing chain.
- Exhaust: RV8 stainless steel headers, 2" duals with crossover pipe, glass packs, and resonator tips.
- Cooling: Ron Davis alloy radiator 20'H x 19"W x 3"T, 16" electric puller fan (rated at 2300cfm.)
- Drivetrain: 10.5 clutch, lightened flywheel, stock MGB clutch master cylinder, Toyota land cruiser 11/16 bore clutch slave cylinder (had a 3/4 bore before but the larger slave is more comfortable), shortened GM throwout fork. Borg-Warner T5 five speed transmission from '92 Camaro with.73 overdrive. Chrysler 8.75 rear axle, 3.23 ratio w/limited slip. Axles redrilled to GM/MGC bolt pattern
- Brake: Rear brakes, 10x1.75 drums, Chrysler (same size as MGB), wheel cylinders 64-70 Dodge pick-up truck 11/16 bore (same size as stock MGB-GT) Front brakes, MGC hubs (5 bolt pattern) MGC rotors cross-drilled and turned to 10.75 dia. MGBV8 calipers and pads.
- Suspension: (Front) V8 lower bushings, poly upper bushings, MGB shocks, 3/4 inch sway bar, Pontiac Fiero
steering dampener. Steering rack rotated down w/crossmember mods, shortened pinion shaft support bearing, Borgeson
intermediate shaft, and MGB (rubber-bumper) steering column. (Rear) adjustable tube shocks, owner built traction bars.
Coolant filler cap
Custom traction links
Driver's view - full whiteface VDO Gauges
Bill routed the wire harness through the wheel bay.
Bill made his air dam look like it was part of the body from the factory.
Rear wheel flares were taken from a Datsun 510.
Pictures from 2000 MG-V8 Meet in Westlake, OH:
Chrysler rear with 5 lug hubs (re-drilled to match MGC pattern)
Chrysler rear with 5 lug hubs (re-drilled to match MGC pattern)
