1968 Chevrolet Corvette - HS68VT

When One '68 Corvette Isn't Enough

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Data File: '68 Chevrolet Corvette coupe
Terry J. Smith, DeSoto, Missouri

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Body
Production '68 Corvette coupe
Bodywork: Chevrolet's St. Louis Assembly Plant, St. Louis, Missouri
Paint: Original DuPont Safari Yellow acrylic lacquer; Paint preparation and applied by Chevrolet's St. Louis Assembly Plant, St. Louis, Missouri

Chassis
Frame: Production '68 Corvette
Suspension: (Front) Coil springs, unequal-length A-arms, tubular shocks and stabilizer bar (Rear) Independent with heavy-duty transverse leaf spring bundle and tubular shocks
Steering: OEM GM-Saginaw recirculating-ball, non-power-assisted
Brakes: OEM GM-Delco Moraine four-wheel disc brakes, non-power-assisted
Wheels: OEM 15x7-inch stamped steel Rallye wheels with correct-for-'68 center caps and trim rings
Tires: Firestone Super Sport Wide Ovals, F70-15 red stripe, on all 4 corners

Engine
Chevrolet overhead-valve Mark IV big-block V8 (RPO L68)
Originally Built: Chevrolet Motor Division's Tonawanda Engine Plant, Tonawanda, New York
Modifications: .030-inch overbore, forged steel crankshaft, steel connecting rods, L88-grind camshaft, Lenadi pistons, Weiand high-flow water pump, DeWitt aluminum radiator
Modifications: Bill Grimes, Peverly, Missouri (Prior owner)
Displacement: 427 cubic inches
Compression Ratio: 11.0:1
Cylinder Heads: Production RPO L71, cast iron
Ignition: OEM GM-Delco distributor, high-capacity coil and Holley electronic ignition
Induction: RPO L68's 3x2-barrel Holley carburetors: R3659A (front/rear), R4055A (center)
Camshaft: Production RPO L88 camshaft with solid lifters and roller rockers replaced OEM hydraulic-lifter L68 cam
Exhaust: OEM cast iron manifolds with 2 1/2-inch pipes
Horsepower: 400 @ 5400 rpm (Advertised)
Torque: 460 ft. /lbs. @ 3600 rpm (Advertised)

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Transmission
Muncie M-22 heavy-duty close-ratio 4-speed manual (RPO M22)
Shifter: Original '68 Corvette four-speed shifter with spring-loaded reverse lockout
Rear End: RPO G81 Positraction with 4.11:1 rear gears

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Interior
Production 1968 Corvette
Additions By Owner: Head rests, teak steering wheel
Seats: Production '68 buckets with black vinyl seat covers
Carpets: Original black nylon loop-pile
Instrumentation: OEM '68 Corvette (0-160 mph speedometer, 0-7000 rpm tachometer with 5600 rpm redline, plus fuel level, oil pressure, ammeter, coolant temperature gauges)
Sound System: RPO U69 GM-Delco AM/FM stereo radio
Heater: OEM GM-Harrison heater/defroster
A/C: Before driving briskly with windows open and T-tops off, stand in front of GM-Frigidaire freezer with door wide open

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