1988 Corvette Pricing, Factory Options, & Colors

Base Corvette Sport Coupe (1YY07)

• The base price of the 1988 Chevrolet Corvette Coupe without any optional equipment.
• A 350 cubic inch, 240/245 horsepower engine, 4-speed automatic transmission, removable body-color roof panel, and cloth seats were included in the base price.
• Refinements for 1988 included carpeted door sills, solution-dyed carpet, improved “flow through” ventilation for coupes, and a lower, rearward relocation of the parking brake handle.
• Engine power remained at 240hp for 1988 models except for coupes with 3.07:1 axle ratios which had 245hp. The 5hp increase came from less restrictive mufflers which were deemed too loud for convertibles and 2.59:1 axle coupes.

Base Corvette Convertible (1YY67)

• The base price of the 1988 Corvette Convertible without any optional equipment.
• A 350 cubic inch, 240/245 horsepower engine, 4-speed automatic transmission, collapsable soft top, and cloth seats were included in the base price.
• Refinements for 1988 included carpeted door sills, solution-dyed carpet, and a lower, rearward relocation of the parking brake handle.

Power Passenger Seat (AC1)

• Optional, six-way, adjustable passenger seat.

Power Driver Seat (AC3)

• Optional, six-way, adjustable driver seat.

Sports Seat, Leather (AQ9)

• Special sport seats that featured inflatable lumbar support and power-adjusted side bolsters.

Base Seats, Leather (AR9)

• Leather cover option for the standard, base driver and passenger seats.

Callaway Twin Turbo (not GM installed) (B2K)

• Addition of Callaway Twin Turbos to the existing L98 engine.
• This option generated a specific equipment build with standard engines at the Corvette assembly plant. The cars were then drop-shipped to Callaway’s Connecticut shop for installation of Callaway-modified twin-turbo engines.
• This is not a factory installed option. The Callaway Corvette could be ordered through participating Chevrolet dealers. Fully assembled Corvettes were then shipped from the Bowling Green Corvette plant to Callaway Engineering in Old Lyme,
• Connecticut, where it received engine (and other) modifications.
• The 1988 Callaway Corvette had performance ratings of 382 horsepower and 562 lb.-ft torque.
• Automatic transmissions (reworked truck Turbo Hydramatic 400s) were available for $6500.00
• Either Z51 or Z52 suspensions could be specified. Later production with Z52 had Z51’s larger front brakes, less restrictive mufflers, longer air dams, and steering coolers because option B2K triggered these through Special Equipment Option Z5G.
• Full Chevrolet warranty applied except for powertrain which was covered by Callaway for twelve months or 12,000 miles.

Radiator Boost Fan (B4P)

• An oscillating fan placed in front of the radiator that is used to push air through the radiator

Dual Removable Roof Panels (coupe) (C2L)

• Included both a tinted, transparent glass top and a painted top.

Removable Roof Panels, blue tint (coupe) (24S)

• Blue tinted removable glass top.

Removable Roof Panels, bronze tint (coupe) (64S)

• Bronze tinted removable glass top.

Electronic Air Conditioning Control (C68)

• Air conditioning system electronic control unit.

Twin Remote Heated Mirrors (convertible) (DL8)

• Driver and passenger side heated rear view mirrors.
• This option was only available for Corvette convertibles.
• The heated mirrors were included with the heated rear window in the Z6A defogger option for coupes.

Illuminated Driver Vanity Mirror (D74)

• The driver side sun visor included a lighted vanity mirror.

Delco-Belstein Shock Absorbers (FG3)

• Gas shock absorbers with valving revised for improved ride.
• The FG3 option offered the Z51’s upgraded shocks without buying the full Z51 suspension package.
• A joint venture between AC-Delco and premium shock manufacturer Bilstein, these stiffer shocks offered a firmer ride and improved handling characteristics.

Performance Axle Ratio (G92)

• Optional performance axle ratio of 3.07:1.
• Was only offered when the Corvette was ordered with an automatic transmission.
• The actual “Performance Axle Ratio” varied from year to year. The G92 Option was available when ordering either the Corvette or the Camaro throughout the 1980’s and early ’90’s.

Engine Oil Cooler (KC4)

• Internal cooler used to cool internal components of the automobile’s internal combustion engine.

4-Speed Manual Transmission (MM4)

• Optional manual transmission that was offered as a zero dollar upgrade.
• A “4+3”, 4 speed manual transmission that was originally developed and built by Doug Nash Company.
• The “4+3” transmission had overdrives in the top three gears for improved fuel economy.
• Rear axle gear ratios for manual transmission models was 3.07:1.

California Emission Requirements (NN5)

• Revised emission/exhaust components to meet California Emission standards

Radio Delete (UL5)

• Optional removal of any stereo components from the Corvette.

Stereo System, Delco-Bose (UU8)

• Delco Bose AM/FM stereo radio with cassette.

Heavy-Duty Radiator (V01)

• Optional, three (3) core aluminum radiator.
• Includes larger diameter transmission cooler.

35th Special Edition Package (coupe) (Z01)

• A thirty fifth anniversary special edition package for the 1988 Corvette.
• It featured a two-tone exterior of white with black roof bow, white leather seats and steering wheel, special interior and exterior accents, a console-mounted anniversary plaque, special emblems and other distinguishing features.
• Sales totaled 2,050 units.
• This option included the following options: AC3, AQ9, 24S, C68, D74, Z52 and Z6A. Not available with convertible.

Performance Handling Package (coupe) (Z51)

• Heavy Duty Steering and Suspension Upgrade for improved handling.
• This option had newly styled 17 x 9.5-inch wheels with twelve cooling slots, and P275 / 40ZR17 tires.
• This option had higher spring rates and finned power steering cooler as before, but in 1988 it also received larger front brake rotors and calipers.
• It was limited to manual transmission coupes.
• This option included the following options: B4P, FG3, KC4, V01, heavy duty suspension, 17×9.5 wheels, and fast steering ratio.

Sport Handling Package (Z52)

• Combination of the Z51 Handling Package with the softer suspension of base models.
• This option had newly styled 17 x 9.5-inch wheels with twelve cooling slots, and P275 / 40ZR17 tires.
• This option included the radiator boost fan, Bilstein shock absorbers, engine oil cooler, heavy-duty radiator, 17×9.5-inch wheels with twelve cooling slots, faster 13:1 steering ratio, larger front stabilizer bar, and the convertible-inspired structural improvements for coupes.
• This option was available for both convertibles and coupes, equipped with either the automatic or manual transmission.
• This option included the following options: B4P, FG3, and KC4, 17 x 9.5 wheels and fast steering.

Rear Window + Side Mirror Defoggers (coupe) (Z6A)

• Components equipped with heating elements (wire) for defogging.
• The C4 Corvette used vertically run wire through it’s rear window to achieve proper and timely defogging