• Except for the addition of roller hydraulic lifters to the Corvette's 350-cid (5.7-liter) V-8, little changed this year.
• Horsepower got a boost to 240 thanks to new friction-cutting roller-type valve lifters.
• The 1987 Corvettes also had a higher fuel-economy rating.
• Joining the option list was an electronic tire-pressure monitor that signaled a dashboard light to warn of low pressure in any tire.
• Two four-speed transmissions were available: manual or automatic.
• Standard equip­ment included power steering; power four-wheel disc brakes (with anti-locking); air conditioning; a theft-deterrent system; tinted glass; twin remote-control mirrors; power windows; intermittent wipers; tilt/tele­scope steering column; and an AM/FM seek/scan radio.
• Both the centers and slots of the wheels (unpainted in 1986) were now finished in Argent Gray.
• Corvettes colors were
  • Silver Metallic
  • Medium Gray Metallic
  • Medium Blue Metallic
  • Yellow
  • White
  • Black
  • Gold Metallic
  • Silver Beige Metallic
  • Copper Metallic
  • Medium Brown Metallic
  • Dark Red Metallic
  • Bright Red.
• Two-tone combinations were
  • Silver and Gray
  • Gray and Black
  • White and Silver
  • Silver Beige and Medium Brown
• Interior trims came in Blue; Black; Bronze; Graphite; Medium Gray; Red; Saddle; and White.
• A removable body-colored roof panel for hatchbacks or body-colored convertible top were standard, along with cloth-upholstered seats.

I.D. NUMBERS

• The serial number [Vehicle Identification Number -- VIN] was stamped on a plate on the inner vertical surface of the left windshield pillar visible through the windshield.
• The Coupe serial numbers ranged from 1G1YY21*2H5100001 to 1G1YY21*2H5130632
• The Convertible serial numbers ranged from 1G1YY31*2H5100001 to 1G1YY31*2H5130632

  Position	Character	Description
  1	1	US built
  2	G	General Motors product
  3	1	Chevrolet Motor Division vehicle
  4	Y	Type of restraint system
  5	Y	Corvette car line series
  6	2 or 3	Body style number 2 = Two door hatchback style 07, 08, 77, or 87 3 = Two door convertible style 67
  7	1 or 2	1=Manual seat belts 2=Automatic seat belts
  8	8	5.7-liter Tuned-Port-Injection Chevrolet or GM of Canada V8
  9	?	A check digit that calculates the characters in the serial number and gives it a single digit code and can be used to verify that the serial number is legitimate
  10	H	The model year where 1987
  11	5	Bowling Green, KY
  12-17	100001 and up	production sequence for coupes and convertibles

• Corvette engines have the last six digits of the VIN stamped on the block just ahead of the cylinder head on the right-hand side combined with a three-letter engine code suffix
• Also cast into the top rear of the block is a four-symbol code indicating when the engine was built
  • The first letter of the date code shows the month the block was cast
  • The one or two numbers shows the month
  • The last digit shows the year
• Engine suffixes:

  Code	Engine	Horsepower	Compression	Transmission	Fuel Supply	Extra features
  ZJN	L98 350-cid	240-hp V-8	9.5:1	THM automatic	tuned port injection
  ZLC	L98 350-cid	240-hp V-8	9.5:1	manual	tuned port injection	engine oil cooler
  ZLB	L98 350-cid	240-hp V-8	9.5:1		tuned port injection	for export
  ZLA	L98 350-cid	240-hp V-8	9.5:1	THM automatic	tuned port injection

• The 1987 Corvette exterior colors were:
  • 13 = Silver Metallic;
  • 18 = Medium Gray Metallic;
  • 20 = Medium Blue Metallic
  • 35 = Yellow
  • 40 = White
  • 41 = Black
  • 53 = Gold Metallic
  • 59 = Silver Beige Metallic;
  • 66 = Copper Metallic
  • 69 = Medium Brown Metallic
  • 74 = Dark Red Metallic
  • 81 = Bright Red
  • 13/18 = Silver and Gray
  • 18/41 = Gray and Black
  • 40/13 = White and Silver
  • 59/69 = Silver Beige and Medium Brown.
• Upholstery Codes

  Color	Cloth Upholstery	Leather Upholstery
  Green	12C
  Medium Gray	15C	152
  Blue	21C	212
  Saddle	62C	622
  Bronze	65C	652
  Graphite		122
  Red		732

Model	Model No.	Body/Style No.	Body Type	Factory Price	Shipping Weight	Production Total
Coupe	1Y	Y07	2-dr. Hatch Coupe - 2 passenger	$27,999	3216	20,007
Convertible	1Y	Y67	2-dr. Convertible - 2 passenger	$33,172	3279	10,625

TRANSMISSION

• Automatic Transmission
  • Four-speed Turbo Hydra-Matic (TMH 700-R4)
  • floor-mounted gear shifter
  • gear ratios
    • 1st = 3.06:1
    • 2nd = 1.63:1
    • 3rd = 1.00:1
    • 4th = 0.70:1
    • Rev = 2.29:1
  • Final drive ratio: 2.59:1 or 3.07:1
• Manual Transmission
  • Four-speed manual with overdrive
  • floor-mounted gear shifter
  • gear ratios
    • 1st = 2.88:1
    • 2nd = 1.91:1
    • 3rd = 1.33:1
    • 4th = 1.00:1
    • overdrive = 0.67:1
    • Rev = 2.78:1
  • Final drive ratio: 3.07:1

• RPO AC1 Power passenger seat ($240).
• RPO AC3 Power driver seat ($240).
• RPO AQ9 Leather sports seats ($1 025).
• RPO AR9 Base leather seats ($400).
• RPO AU3 Power door locks ($190).
• RPO B2K Callaway Twin Turbo installed by Callaway Engineering ($19,995).
• RPO B4P Radiator boost fan ($75).
• RPO C2L Dual removable roof pan­els for coupe ($915).
• RPO 24S Removable roof pan­els with blue tint for coupe ($615).
• RPO 64S Removable roof panels with bronze tint for coupe ($615).
• RPO C68 Electronic air conditioning control ($150).
• RPO DL8 Twin remote heated mirrorsforcon-vertible ($35).
• RPO D74 Illuminated driver vanity mir­ror ($58).
• RPO D84 Two-tone paint on hatchback ($428).
• RPO FG3 Delco-Bilstein shock absorbers ($189).
• RPO G92 Performance axle ratio 3.07:1 ($22).
• RPO KC4 Engine oil cooler ($110).
• RPO K34 Cruise control ($185).
• RPO MM4 Four-speed manual transmission (no-cost option).
• RPO NN5 California emissions requirements ($99).
• RPO UL5 Radio delete ($256 credit).
• RPO UM6 AM-FM stereo radio with cassette ($132).
• RPO UU8 Delco-Bose stereo system ($905).
• RPO V0l Heavy-duty radiator ($40).
• RPO Z51 Performance handling package for hatchback ($795).
• RPO Z52 Sport handling package ($470).
• RPO Z6A Rear window and side mirror defoggers for coupe ($165).

• Introduced: October 9, 1986.
• Model-Year Production: 30,632.
• Calendar-year production (U.S.): 28,514.
• Model-year sales by U.S. dealers: 25,266.
• A $19,995 Callaway Twin-Turbo engine package could be ordered through specific Chevrolet dealers as B2K.
• Cars that received this package were sent from Bowling Green, Kentucky, to the Callaway factory in Old Lyme, Connecticut, to receive engine modifica­tions and other upgrades.
• A total of 184 Callaway Twin-Turbos were built (21 coupes and 63 convert­ibles).
• The 1987 Callaways had 345 hp and 465 lbs.-ft. of torque.
• All had manual transmissions and were not certified for sale in the state of California.
• For 1987 Callaway Twin-Turbo Corvettes a different engine-coding system was used.
• Callaway engines were stamped with the first two symbols indicating model year, followed by three symbols indicating order in the Callaway production sequence, followed by four symbols matching the last four digits of the Chevrolet VIN.

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