C4 ZR-1 Discussion - CorvetteForum - Chevrolet Corvette Forum Discussion

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1, 1990, air, box, camshaft, corvette, diameters, l98, lt5, max, oil, optimum, plenum, psi, specs, stage

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Tech Info - LT5 Modifications/Rebuild Tricks (500+hp)

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Dynomite on 02-20-2012

11-20-2019 06:57 PM
by Dynomite

315

473,149

1988, 1990, 1991, 71, chevrolet, corvette, prototype, richardson, sale, st, townsley, tyler, wa, zr, zr1

Sticky

The Official Chevrolet Corvette ZR-1 Picture Thread

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LowFlight on 08-17-2007

12-01-2023 01:57 PM
by 1993C4LT1

342

186,962

Sticky

Secondary starter relay modification made easy.

Z51JEFF on 07-15-2015

08-23-2022 04:41 PM
by 00Nassau

14

24,371

Normal Threads

Admiral 94 comes home. Finally ! :). Let the mods begin !!

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5abivt on 07-04-2013

12-03-2021 11:11 AM
by 95wht6spd

631

198,275

bonneville, bonniville, brace, c5, corvette, henderson, hood, lexan, lsr, performance, racingtexaschildrensorg, rollcage, scoupe, sundowner, window, wwwracingtexaschildrensorg, zr1

My Bonneville Project up date

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Daves obsession on 10-26-2008

03-16-2024 09:51 AM
by Daves obsession

743

144,804

1988, c4, corvette, corvettes, crush, engine, geoff, graveyard, jeal, original, prototype, sale, salvaged, uk, zr1

1988 ZR1 Prototype UK Graveyard Car

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Vette Daddy on 12-31-2010

10-23-2017 02:37 PM
by JThomas

320

105,176

Forum pricing on carbotech brake pads

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Adam@Amp'dAutosport.com on 09-22-2015

02-05-2024 11:40 AM
by Adam@Amp'dAutosport.com

1,249

68,574

110mph, 126, 14, 1994, 1996, 1997, 90, borla, corvette, hp, lt4, mile, stock, time, times, zr1

zr1 1/4 mile times

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Camaro350z28 on 04-25-2009

05-27-2020 01:43 PM
by Dominic Sorresso

135

37,430

90 ZR-1 415 Car Foe Sale: $27k

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ZRWHAT on 05-03-2014

05-22-2016 04:21 PM
by Arctic91

146

34,545

Bose Repair/Replacement Guidance

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jss06c6 on 02-26-2015

10-30-2015 10:29 AM
by Ray Secrest

69

32,004

427, 427cid, cams, chevy, engine, ford, headers, heads, injector, lt5, nitrous, plenum, porting, problems, sgc, stroker

Pics 427cid LT5 heads, plenum, TB...etc

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NITROUS JUNKIE on 03-27-2007

09-02-2008 01:48 PM
by Zr1FoUrFiFtEeN

191

31,319

1993, c4, c5, change, corvette, drag, eighth, end, gear, gears, mile, racing, ratio, ratios, rear, rearend, zr1

What is the ideal rear end gear ratio?

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1 2 3)

Paul in VA on 01-21-2011

09-26-2016 12:19 AM
by FASTAZU

57

27,775

1990, 1990zr1, a1990, bad, buy, ca, collectible, corvette, good, injectors, investment, mpg, price, sale, zr1, zr2

Would you buy a 1990 ZR1 for investment?

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1 2 3)

dovervold on 12-14-2011

12-27-2011 01:55 PM
by Crusin

57

27,541

1984, 1994, corvette, cover, fault, giving, gm, map, replaced, sensor

MAP sensor cover

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lgaff on 02-25-2012

05-07-2022 12:13 AM
by lgaff

128

26,724

18, 94, catch, coiled, coolant, corvette, drag, engine, hose, inch, lt5, oil, purge, pvc, racing, sale, tank, tb, valve

Tech Info - LT5 Eliminated Systems

Dynomite on 11-02-2011

02-27-2013 01:01 PM
by LancePearson

13

26,396

90, 95, boy, cix, corvette, fntastk, in2fun, list, md, plate, plates, sale, savwave, texas, vanity, zeo, zr1

Vanity Plate List - For Those That Are In The Zr1 Section

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AC54ME on 12-20-2006

09-28-2009 08:29 PM
by AC54ME

290

26,330

King of the Lake???

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*89x2* on 08-07-2005

08-15-2005 07:13 AM
by Mr Mojo

115

25,470

90, box, c4, catch, corvette, door, fuse, install, lt5, oil, panel, photo, radio, remove, zr1

My '90 ZR-1 project update thread...

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bdw18_123 on 04-25-2010

09-15-2012 06:13 PM
by Pizzano

101

25,279

2003, c4, c5, clip, corvette, hurst, install, installation, installing, knob, shifter, short, vette, z06, zf

Hurst shifter install.

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LoTu5 on 04-13-2005

08-26-2020 04:50 PM
by Bill Chase

63

25,264

Best Degreaser for our Aluminum Engines?

KJL on 09-08-2017

09-16-2017 01:15 PM
by FASTAZU

13

22,979

060, 1995, 1996, corvette, engine, facts, lt4, lt5, versus, video, zr1

LT5 VS LT4 engine question

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thegame on 10-29-2006

01-07-2017 08:27 PM
by Tom400CFI

229

22,729

DIY Top End Porting

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KJL on 01-17-2017

10-28-2020 10:16 AM
by Dominic Sorresso

108

22,040

1984, 1997, 2005, amsoil, c2, c4, c5, change, checking, corvette, fluid, fluids, frequency, manual, pictures, transmission, xk8, zf

Manual Transmission Fluid change

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1 2)

Bmarcum on 08-31-2008

05-27-2012 11:24 PM
by H P Bushrod

21

21,375

c4, cam, comment, common, consumption, corvette, engine, guides, hill, issues, king, lt5, oil, overhead, problems, red, sale, valve, zr, zr1

what are the common problems with a ZR1?

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1 2)

mvvette97 on 10-19-2007

08-20-2021 09:57 AM
by Michael McCrea

22

20,457

How can you tell if ZR1 wheels are authentic/OEM?

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1 2)

JUIC3D on 09-04-2012

09-05-2012 06:28 PM
by dan1495

20

20,322

1996, 32, cooler, corvette, fastest, heads, hot, lt5, oil, power, pulley, rod, sell, steering, turbo, twin, valve, zr1salvage

Twin turbo lt 5

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1 2 3 ... Last Page)

TopfuelDragracer on 09-03-2009

01-12-2014 03:27 PM
by cadillac531

120

20,315

1995, 1996, 96, bulb, code, corvette, coupe, dash, light, ltpws, ltws, removing, service, warning, zr1

Service LTPWS Warning

PWRHSE2K on 10-10-2001

11-07-2001 06:44 PM
by Kenm

14

19,257

restoration of Steel Blue 91 #391 ZR-1

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LT5corsa on 09-16-2016

01-16-2017 07:44 PM
by 98IndyPacer

116

18,700

1212, 1994, 90, 92, c4, cigarette, corvette, determine, distinguish, hoe, lighter, replacing, true, zr, zr1

How do you tell if it is a ZR1

ram1212 on 08-08-2001

08-12-2001 09:30 PM
by GUMPA

10

18,103

004, 1989, 89, body, c5, corvette, corvetts, fun, narrow, narrowbody, prototype, registery, registry, rims, wheels, zr1

1989 ZR1 Prototypes

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Vette Daddy on 01-04-2010

02-09-2010 03:45 PM
by ewjxn

73

18,090

28 years of waiting...

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Gonzo_65_L76 on 08-24-2018

07-20-2019 10:48 AM
by Z51JEFF

128

17,904

1994, 1998, c4, copper, corvette, coupe, emblems, metallic, paint, zr1

1994 Copper Metallic ZR1

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Eran X. Jones on 07-30-2010

11-25-2017 04:18 PM
by JThomas

65

17,787

‘95 ZR-1 Custom Build

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Not Red Rob on 01-21-2020

07-09-2020 12:35 PM
by Not Red Rob

127

17,759

1990, 19901994, 1993, 1994, 1995, blue, collectability, corvette, differences, forum, pictures, spoke, test, track, valuable, wheels, zr1

1990-1993 vs. 1994-1995 ZR1's

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1 2)

lampedusa on 06-09-2002

06-11-2002 03:47 PM
by 4cams32valve

25

17,704

ac, air, blowing, c4, car, cinditioner, cold, conditioner, driving, fast, stopeed, stopped, stops, sudden, suddenly

A/C just stopped blowing cold air all of a sudden... Any suggestions?

RICH79 on 07-18-2002

07-20-2002 03:36 AM
by ZR1Pete

11

17,689

Thinking of selling my Z,is $30,000 a stretch?

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Z51JEFF on 10-29-2018

01-10-2019 10:06 PM
by LT5_180

124

17,549

actual, c4, conventional, corvette, corvettes, leaks, lt5, nmsc, oil, purple, royal, sodium, synthetic, test, valvoline, vr1

Oil choice for your LT5

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1 2 3 ... Last Page)

MRDZR1 on 01-14-2010

01-03-2011 08:28 PM
by C66 Racing

70

17,133

albino, alcohol, camshaft, cars, check, denatured, e85, emissions, headers, lt5, older, pass, passing, product, smog

Denatured Alcohol to pass emmisions

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1 2)

terrydennis on 05-03-2012

03-14-2016 11:17 AM
by ZR1Bob

35

16,883

* Quarter Mile Times on a Stock ZR1 *

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1 2 3)

AGVI on 09-14-2012

10-12-2012 05:48 PM
by AGVI

43

16,243

2010, aftermarket, c4, ccw, corvette, dymag, for, gen, ii, picture, rims, sale, sp550, stock, wheels, zr1

Lets see your Aftermarket Wheels

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1 2 3 ... Last Page)

TommyL on 01-02-2010

04-04-2010 09:42 PM
by kenv

61

15,948

balance, balancing, cost, dynamic, force, gas, high, mileage, procedures, road, roadforce, speed, spin, tire, vs

Road Force Versus Dynamic High Speed Balancing

2000Spirit on 11-14-2009

11-16-2009 09:57 AM
by 2000Spirit

7

15,793

brake, brakes, brembo, bucks, buy, c5, c6, calipers, corvette, cost, mountain, price, sale, spring, zr1

ZR1 brakes $12000 bucks

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1 2 3)

BAM92 on 10-30-2008

01-27-2016 01:15 PM
by JimZRyd

53

15,749

1000, 1990, c3, chip, corvette, engine, forum, heads, lt5, motor, problems, questions, sale, trouble, zr1

1990 zr1 engine questions..

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1 2)

Corbusa on 06-13-2011

07-07-2011 01:56 AM
by Zerski

22

15,624

ac4, c4, corvette, corvettes, depenable, engine, expensive, ihs, maintain, maintenance, older, reliability, reliable, reliablility, zr1, zr1s

How reliable are ZR1's

88421VETTE on 03-30-2006

04-03-2006 12:57 PM
by guinnessdood

11

15,347

1990, atomatic, autokmatioc, automatic, automitic, carvette, corevetes, corvette, corvettes, from, language, make, originate, zr, zr1

Did ZR-1's come in Automatic?

ExRedRacer on 05-06-2007

05-09-2007 06:58 PM
by Zethco

19

15,277

Why the LT5 was discontinued...

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Tom400CFI on 04-22-2019

05-28-2019 11:48 AM
by Tom400CFI

70

15,090

Body Kit

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1 2)

2ndCHANC on 06-05-2015

07-26-2015 06:20 AM
by ROUTE 66

26

15,020

Shelby Series 1 wheels For Sale with ZR-1 offset

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1 2)

ZRWHAT on 02-15-2016

04-03-2018 09:48 PM
by JBRUSS

25

15,002

cams, chevy, coils, headers, heads, lpe, lt5, performance, plenum, siamese, spacers, starter, turbo, twin, zr1

ZR1/LT5 Huge parts sale! blocks, heads, plenums, sensors

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NITROUS JUNKIE on 08-09-2009

02-28-2010 08:26 PM
by wfot

92

14,723

Is ZR-1 over rated????

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1 2 3 ... Last Page)

redcorvette96 on 09-23-2007

01-06-2008 06:44 PM
by Meanmyz

237

14,697

us motorworks waterpump?

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1 2)

VikingTrad3r on 02-09-2020

06-15-2021 07:14 PM
by Sleazy Rider

25

14,581

basic 90 zr1 mods?

nastyl on 12-20-2012

01-07-2013 06:24 PM
by secondchance

17

14,562

anthony, c4, calaway, carbon, cf, corvette, fiber, gaples, hood, hoods, il, interior, lincolnshire, targa, top

New C4 Carbon fiber hoods

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1 2 3)

BlackdogSpeedShop on 08-15-2008

05-20-2016 02:02 AM
by Aussie84

54

14,227

My Callaway ZR-1

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1 2 3 ... Last Page)

1LEZ on 05-07-2017

08-11-2017 10:51 PM
by Rkreigh

84

14,210

aaa, companies, complaints, corvette, driving, erands, feedback, grundy, insurance, nv, picture, record, review, reviews, work

Might be making the switch to Grundy Insurance.

Z51JEFF on 11-05-2009

11-14-2009 05:52 PM
by illenema

18

14,142

63mm, body, cams, deventer, dewild, greg, jet, lt5, performance, quaife, regrind, size, throttle, van, zr1net

My 421cid LT5 IS ALIVE AND WELL!!!!!

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1 2 3 ... Last Page)

NITROUS JUNKIE on 01-23-2005

04-10-2005 10:53 PM
by NITROUS JUNKIE

196

14,095

1991, 1991corvette, 1996, 90s, back, corvette, forum, letter, low, pressure, system, tire, trim, versus, warning, zr1

ZR1 comparison: 1990 vs. 1991

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1 2)

jmoffett on 02-13-2010

02-17-2010 10:11 AM
by C6FirstVette

30

14,072

2004, 94, c4, corvette, e3, forum, heat, pass, plug, plugs, range, smog, spark, work, z06, zr

E3 Spark Plugs

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1 2)

Tomcat74 on 01-19-2011

07-12-2019 09:41 AM
by fake

24

14,029

1991, 94, bb, c4, c5, corvette, dyno, gt, mustang, pipe, pipes, results, straight, test, xpipe, zr1

Before and after X-pipe dyno results!

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1 2 3 ... Last Page)

LT5PWR on 08-25-2002

11-24-2011 12:21 PM
by motodog

108

13,813

1990, cam, corvette, dohc, early, fastest, motor, problems, remember, slow, times, tires, trend, ttiming, zr1

if i remember right early (1990) zr1's were faster than later models... WHy?

dizwiz24 on 05-02-2011

05-05-2011 01:24 PM
by WydGlydJim

16

13,792

C4 ZR-1 vs C5 Z06

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1 2 3)

RossGN on 08-16-2019

09-15-2019 05:33 AM
by Rkreigh

52

13,763

11, black, callaway, calloway, challenge, corvette, dymag, oz, pictures, reproduction, series, spoke, style, wheel, wheels, zr1

{CALLAWAY}Dymag wheel confusion>this ought to get intersting...

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1 2)

*89x2* on 01-13-2002

03-26-2012 06:03 PM
by Tact

25

13,656

1993, 1994, 415, c4, corvette, dyno, john, lingenfelter, lpe, lt5, shocks, speed, top, tt, zr1

FS - 1994 White/Black LPE 415 ci/686 Hp ZR1

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1 2 3)

psmithzr1 on 04-04-2012

08-30-2012 09:06 PM
by russarm1

57

13,378

12, 1994, admiral, blue, c4, corvette, expensive, foresale, gray, paint, zr1

94 ZR1 Admiral Blue FS

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1 2 3 ... Last Page)

94ZR1 on 09-21-2007

03-11-2008 11:59 PM
by djpatrick35

109

13,373

FS: 1994 ZR1 Admiral Blue-Gray PRICED TO SELL

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1 2)

emejay on 09-30-2012

10-02-2012 06:10 PM
by Mike 92LX

22

13,244

96, change, changed, check, cooland, coolant, corvette, engine, light, radiator, servic, service, soon, thermostat, wrong

Service Engine Soon light after coolant change

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1 2)

Nacho_ZR1 on 12-12-2010

12-17-2010 06:01 PM
by JetJock

35

13,243

Tech Info - LT5/ZR-1 Technical Calculations

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1 2)

Dynomite on 08-25-2012

09-09-2012 06:30 PM
by Dynomite

20

13,234

amber, bubble, buy, c3, c4, c5, conversion, corvette, euro, harness, lens, lenses, light, road, tail, taillight, taillights, vettes

Euro/Amber Taillight Conversion

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1 2)

Arctic91 on 02-08-2008

08-14-2017 01:03 AM
by Rene'

27

13,215

LT5 cam upgrade???

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1 2)

Rob 93ZR-1 on 12-25-2017

01-25-2018 11:30 PM
by Dominic Sorresso

22

13,180

1991, 1995, 92zr1, admiral, blue, c4, corvette, covers, lt1, restoration, seat

'92 ZR-1 Repair & Restoration

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1 2 3)

bdw18_123 on 01-22-2011

09-29-2014 09:36 PM
by blownrunner

45

13,121

ass, bad, badass, c4, c6, corvette, corvetteforum, custom, diffuser, diffusor, difusesr, exhaust, tips, vette, zr1

c4/ZR-1 Diffuser

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1 2 3)

threestar40 on 07-30-2009

09-18-2010 02:27 PM
by USAFPILOT

48

13,093

contact, corvette, oviedo, scott, speedracer

Tomorrow, i hope to set some new records!

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LIMEY on 07-22-2005

08-10-2005 12:17 AM
by Mr Mojo

247

12,998

82vettester, alberta, calgary, california, corvette, frecool06yahoocom, list, myz068u, plate, plates, rtl, ryd, vanity, vett, wckd

Vanity Plate List - For Those That Are In The ZR1 Section - NEW THREAD

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1 2 3 ... Last Page)

AC54ME on 09-28-2009

09-07-2013 01:14 PM
by FU

88

12,935