My 86 has them,but heard they are not made until 87??
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86 IROC,canary yellow(originally black),fully loaded.305TPI WITH 700R4/SHIFT KIT,3:73 POSI REAR,4 WHEEL DISC BRAKES,T-TOPS,POWER LOCKS,POWER WINDOWS,TILT,CRUISE,SADDLE INTERIOR,POWER ANTENNAE,SPOILER OFF 87 IROC SO NO THIRD BRAKE LIGHT ON ROOF,16" BY 8" RIMS OFF 89 IROC,3"INCH EXHAUST WITH A 2 CHAMBER FLOWMASTER AND 3 1/2" BY 18" LONG CHROME TIPS,20% TINT ON SIDES,HATCH AND T-TOPS,GTS TAILLIGHT COVERS,AFTERMARKET FOG LIGHTS,PIONEER 180 WATT CD RECIEVER AND DETACHABLE FACEPLATE,WITH JENSON SPEAKERS ALL AROUND,TALKING RADAR DETECTOR"BACON ALERT"
....Long live the EIGHTIES!!!and my love for the IROCZ
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86 IROC,canary yellow(originally black),fully loaded.305TPI WITH 700R4/SHIFT KIT,3:73 POSI REAR,4 WHEEL DISC BRAKES,T-TOPS,POWER LOCKS,POWER WINDOWS,TILT,CRUISE,SADDLE INTERIOR,POWER ANTENNAE,SPOILER OFF 87 IROC SO NO THIRD BRAKE LIGHT ON ROOF,16" BY 8" RIMS OFF 89 IROC,3"INCH EXHAUST WITH A 2 CHAMBER FLOWMASTER AND 3 1/2" BY 18" LONG CHROME TIPS,20% TINT ON SIDES,HATCH AND T-TOPS,GTS TAILLIGHT COVERS,AFTERMARKET FOG LIGHTS,PIONEER 180 WATT CD RECIEVER AND DETACHABLE FACEPLATE,WITH JENSON SPEAKERS ALL AROUND,TALKING RADAR DETECTOR"BACON ALERT"
....Long live the EIGHTIES!!!and my love for the IROCZ

Your speedo has been replaced. Here's a breakdown, year by year:
1982 - 1984 Dual pointer 85-mph on all Camaros.
1985 Single pointer 85-mph on all Camaros.
1986 85-mph on all Camaros except late year Z28's with TPI (145-mph).
1987 85-mph on Sport Coupes, RS's and Z28's (with and without the IROC-Z option) with the LG4 305 (carb). 145-mph on Z28's (and IROC-Z's) with TPI (305 & 350).
1988 - 1989 115-mph on Sport Coupes, RS's and IROC-Z's with the L03 305 (TBI). 145-mph on IROC-Z's with TPI (305 & 350).
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Willie
Supercharged 1987 305 IROC-Z, Daily-Driver, Emissions-Legal.
Paxton (6-psig): 12.57 @ 111 mph.
Paxton (6-psig) & 50-hp nitrous: 12.04 @ 114 mph.
ATI D1SC (10-psig): ?
http://willie.camaro-firebird.org/
1987 "20th Anniversary Commemorative Edition" Z28 Convertible -- Super Chevy Show Class Winner, 1998.
1982 - 1984 Dual pointer 85-mph on all Camaros.
1985 Single pointer 85-mph on all Camaros.
1986 85-mph on all Camaros except late year Z28's with TPI (145-mph).
1987 85-mph on Sport Coupes, RS's and Z28's (with and without the IROC-Z option) with the LG4 305 (carb). 145-mph on Z28's (and IROC-Z's) with TPI (305 & 350).
1988 - 1989 115-mph on Sport Coupes, RS's and IROC-Z's with the L03 305 (TBI). 145-mph on IROC-Z's with TPI (305 & 350).
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Willie
Supercharged 1987 305 IROC-Z, Daily-Driver, Emissions-Legal.
Paxton (6-psig): 12.57 @ 111 mph.
Paxton (6-psig) & 50-hp nitrous: 12.04 @ 114 mph.
ATI D1SC (10-psig): ?
http://willie.camaro-firebird.org/
1987 "20th Anniversary Commemorative Edition" Z28 Convertible -- Super Chevy Show Class Winner, 1998.
Supreme Member
Hey Willie,
would you happen to know which speedos were cable driven and which ones were electric?
Thanks
would you happen to know which speedos were cable driven and which ones were electric?
Thanks
Member
hmmm, thats funny cause my 88 has a 115 mph speed and the rpo says LB9. but my iroc also has QY2 the rpo for 15 wheels. i have been told no LB9 tpi iroc in 88 came with 15in wheel, thats strange. hmm its also metallic grey. rare care maybe?
Member
Quote:
<font face="Verdana, Arial" size="2">Originally posted by david foraker:
hmmm, thats funny cause my 88 has a 115 mph speed and the rpo says LB9</font>
as far as the speedo goes, mine has a 115 too, its a 88 iroc convertible with the LB9 TPI.... its definitly stock, but how is that possible ??<font face="Verdana, Arial" size="2">Originally posted by david foraker:
hmmm, thats funny cause my 88 has a 115 mph speed and the rpo says LB9</font>
Kevin91Z
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Quote:
<font face="Verdana, Arial" size="2">Originally posted by MikeS:
Hey Willie,
would you happen to know which speedos were cable driven and which ones were electric?
Thanks</font>
All 82-89 Camaros are cable driven speedos, the same with 82-86 Firebirds. 90-92 Camaros and 87-92 Firebirds have electronic speedos.<font face="Verdana, Arial" size="2">Originally posted by MikeS:
Hey Willie,
would you happen to know which speedos were cable driven and which ones were electric?
Thanks</font>
Most of the 305 automatic cars will have the lower speedo. The 350's and 305 5-speeds usually get the 145 MPH speedo.
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West Coast GM Shootout 2001!
1991 Camaro Z28
5.7L 5-Speed (originally 305)
13.25 @ 107.18 MPH
Southern California
Member: SoCal 3rd Gen F-Bodies
Webmaster: SoCal F-Bodies
-=ICON Motorsports=-
[This message has been edited by Kevin91Z (edited February 21, 2001).]
Supreme Member
My theory, I think all the IROCs
that came with 15" wheels had the 115mph speedo. When the 16" wheels were specified, then the 145mph speedo came along with it.
Yes Dave, I think your car is rare.
According the the Camaro white book the 115mph speedo dbuted in 88.
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Dare to be different-
build a 305! <gasp!>
[This message has been edited by 871LEIroc (edited February 21, 2001).]
that came with 15" wheels had the 115mph speedo. When the 16" wheels were specified, then the 145mph speedo came along with it.
Yes Dave, I think your car is rare.
According the the Camaro white book the 115mph speedo dbuted in 88.
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Dare to be different-
build a 305! <gasp!>
[This message has been edited by 871LEIroc (edited February 21, 2001).]
Senior Member
in '88 the 15" Z/28 styled aluminum wheels were standard on the sport coupe and the IROC-Z. the 16" (restyled) aluminum wheels were optional on the IROC-Z and my '88 sport coupe had the 115 mph speedo. but Then I put one out of a '86 iroc (w/ the 145 mph speedo) in my car.
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- 1988 Camaro Sport Coupe
- 2.8 V6
- TCI 3200 Stall TC
- B&M Transkit
- 2.5" 80 Series Flowmaster & Catback
- No Kitty
- '83 Z/28 Hood
- '87 IROC Wheels
- '92 Z/28 Bowtie Grille
- IROC Gauges
- IROC Taillights
- IROC Foglamps



