C3 Tech/Performance - CorvetteForum - Chevrolet Corvette Forum Discussion

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Share Your C3 Upgraded Wheel/Tire Combo's

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TedH on Jan 5, 2014

May 17, 2026 09:41 AM
by blueL48

1,696

1,258,456

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C3 - Holley Sniper for Dummies - Level 2

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1 2 3 ... Last Page)

Halfnium on Jun 12, 2023

Apr 17, 2026 08:51 AM
by theandies

461

95,222

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Aluminum radiators and related topics

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1 2 3 ... Last Page)

vettebuyer6369 on Aug 21, 2016

Feb 7, 2026 10:41 PM
by leigh1322

355

126,160

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Motor Oil "Wear Test" and "Lab Test" Data

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1 2 3 ... Last Page)

540 RAT on Jun 8, 2012

Feb 4, 2026 01:50 PM
by leigh1322

361

283,430

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✅SOLUTION‼️ Something new

eboggs_jkvl on Apr 6, 2022

Dec 21, 2025 09:18 PM
by TKX 5-SPEED C3

2

8,443

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1982 MY(Model Year) problems & possible solutions.

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1 2 3 ... Last Page)

74 LS4-454 on Mar 3, 2013

Sep 30, 2025 07:43 PM
by daleman

339

175,586

1973, 73, 75, 77, corvette, cylinder, fix, ignition, key, keys, lock, remove, replace, reverse, steering, stuck, telescopic

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Ignition switch tumbler doesn't rotate to all positions malfunction

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1 2 3)

Petes75Vette on Mar 5, 2011

May 21, 2025 11:41 AM
by Smokeylonesome

59

112,896

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Power steering needs some help???

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1 2 3)

hugie82 on Aug 9, 2011

Mar 13, 2025 01:03 PM
by leigh1322

47

76,115

2010, coil, corvette, dwell, ignition, pencil, plug, polarity, spark

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Ignition physics for regular guys like me.

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1 2 3 ... Last Page)

69427 on Jan 20, 2012

Oct 18, 2022 09:13 AM
by tommd

106

94,918

0w40, 1030, 5w40, acessesories, btwn, c3, corvette, legal, mobil1, not, oil, purple, racing, royal, shootout, specialty, street, truck, valvoline

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List of Flat-Tappet Oils

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billla on Dec 8, 2009

Feb 10, 2018 01:46 PM
by H P Bushrod

725

539,665

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[Updated 8/5/12] Consolidated FAQ, Tech Tips and what happened to my sticky thread***

pewter99 on Apr 24, 2011

Oct 27, 2011 05:44 PM
by mffi115

7

57,649

Normal Threads

"Bolt in" Super 8.8 and suspension (new "affordable" driveline alternative)

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1 2 3 ... Last Page)

SkinnyPedalKicker on Aug 20, 2024

Today 04:04 PM
by 78vette5.3

114

14,757

Tom's Differentials closing

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1 2)

GTR1999 on Aug 11, 2025

Today 03:48 PM
by MelWff

32

4,335

Holley Sniper EFI and intake manifold plenum modification.

DorianC3 on May 27, 2026

Today 03:31 PM
by DorianC3

15

438

Almost done with my 76 restomod

Corvettedave02 on Yesterday

Today 03:10 PM
by theandies

9

224

Transmission question.

miked123 on Jun 1, 2026

Today 02:54 PM
by 427Hotrod

4

172

Turbo C3 76 Corvette Project, LSx, 4l80E, 4 link, real street driver and strip car

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1 2 3 ... Last Page)

DblTrbl on Aug 10, 2016

Today 02:51 PM
by 78vette5.3

430

85,161

What is this connector

mbuescher on Yesterday

Today 02:41 PM
by mbuescher

2

134

Brake pedal goes to floor and never pumps up

C3Lover1978 on Jan 28, 2026

Today 02:08 PM
by jthornton

16

640

Power Steering Pump Rebuild - What's Involved?

Stephen Irons on Yesterday

Today 09:57 AM
by interpon

8

169

Composite spring weight lb recommend

funkygas17 on Jun 1, 2026

Today 09:20 AM
by LT1M21Vette

11

328

4 way flashers work, stop, turn signals don't

bmac57 on May 30, 2026

Today 09:14 AM
by LT1M21Vette

9

261

water pump vs. heater hose ques.

jgill on Today

Today 08:32 AM
by jgill

0

56

rocker arms

DingoDave on Jun 1, 2026

Today 06:52 AM
by stingr69

10

242

1971 350/270 Vacuum Advance Tube Install Config

C8H18 on Jun 1, 2026

Today 12:07 AM
by C8H18

5

199

Re-Gluing Detached Side Marker Lens

C8H18 on Yesterday

Yesterday 11:52 PM
by C8H18

2

133

Valve Timing Question

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1 2)

C3Cruiser on May 24, 2026

Yesterday 11:42 PM
by C3Cruiser

35

1,004

Advise for a new bee '74 swap

Grateful Dad on Yesterday

Yesterday 11:40 PM
by carriljc

1

92

rear seal and oil pan

JRS 94 on May 26, 2026

Yesterday 10:39 PM
by JRS 94

17

523

posi clutch type

GTR1999 on Yesterday

Yesterday 09:23 PM
by GTR1999

0

104

82 Engine Won't Shut Off

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1 2 3)

jthornton on May 12, 2026

Yesterday 06:07 PM
by jthornton

45

1,124

Bad Fuel Gauge or Sending Unit?

durangochad on Jun 1, 2026

Yesterday 03:43 PM
by barkingrats

3

127

Shock valving selections for C3s, for newbies to experts

leigh1322 on Yesterday

Yesterday 02:22 PM
by leigh1322

8

117

C3 Headlight Assembly alignment issue

robertea on Jun 1, 2026

Yesterday 01:16 PM
by Alan 71

6

174

Blueprint engines oil pan and problems with steering cylinder.

stingraymax on Yesterday

Yesterday 10:16 AM
by jthornton

5

167

LuK clutch with composit TO bearing

Golfobsessed on May 30, 2026

Yesterday 08:08 AM
by Tiger Joe

8

245

Sport Mirror Installation, Before Or After Window Installation??.

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1 2)

OldCarBum on May 31, 2026

Yesterday 06:18 AM
by 4-vettes

20

343

C3 Front Frame Repair 69 Corvette

74L82AirRoadster on May 25, 2026

Jun 1, 2026 10:08 PM
by standardbyke22

3

392

Front Sway Bar Bushings Help

78-Silver Bullet on May 31, 2026

Jun 1, 2026 06:33 PM
by 78-Silver Bullet

5

239

Corvette Alignment

cottoneg on May 30, 2026

Jun 1, 2026 06:25 PM
by cottoneg

13

430

shocks

vince vette 2 on May 31, 2026

Jun 1, 2026 05:35 PM
by vince vette 2

8

271

Headers on a 1974

virago99A on Jun 1, 2026

Jun 1, 2026 05:06 PM
by Fly skids up!

2

143

Wiring question

C3-LT1 on Jun 1, 2026

Jun 1, 2026 05:05 PM
by carriljc

7

139

A/C sealing rings (O-rings) dimension

Daliboy on May 31, 2026

Jun 1, 2026 03:25 PM
by sunflower 1972

4

153

Best way to remove Super T10 rear seal?

sleepchamber on May 17, 2026

Jun 1, 2026 12:57 PM
by sleepchamber

6

399

positraction and tire size

Floydy on Jun 1, 2026

Jun 1, 2026 09:31 AM
by GTR1999

2

186

72 power brake booster input shaft length?

72and92 on May 30, 2026

Jun 1, 2026 08:53 AM
by 72and92

2

161

Looking for Multi Pin Connector for Center Console Circuit Board

Jim E Devine on May 28, 2026

Jun 1, 2026 08:04 AM
by Jim E Devine

6

232

115, 118611, 119651, 121, 355, cam, cams, camshaft, comp, compression, crane, hyd, race, roller, run, sbc

Need a new cam for my motor (355 sbc 12:1)

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1 2)

Yellow73SB on Nov 26, 2006

Jun 1, 2026 05:29 AM
by Grumpy

30

10,050

Viking coil over kit

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1 2)

White 68 on Jul 10, 2020

May 31, 2026 10:42 PM
by augiedoggy

25

4,708

1980-82 Front Bumper Support Structure on '76?

Marc Anderson on May 31, 2026

May 31, 2026 10:40 PM
by Marc Anderson

0

73

427 Crank and water pulleys touching?

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1 2)

TeamTruett on Nov 22, 2024

May 31, 2026 02:35 PM
by leigh1322

28

2,228

Fuel Line Flush on '82 C3

AZPlatinum on May 30, 2026

May 31, 2026 01:40 PM
by jthornton

4

196

Idle quality question - too much rumble ?

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1 2 3 ... Last Page)

DorianC3 on Apr 11, 2026

May 31, 2026 12:50 PM
by OMF

82

3,279

power steering slave cylinder (ram)

joec on May 31, 2026

May 31, 2026 11:52 AM
by joec

9

204

68 Big Block Vin Stamp Part II

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1 2)

aardude on May 28, 2026

May 31, 2026 10:49 AM
by barkingrats

24

576

Seal/gasket between front hub and spindle support? '73

AZDoug on May 30, 2026

May 31, 2026 09:50 AM
by GTR1999

6

267

1971 LS5 Valve cover gaskets

Stallzer on May 30, 2026

May 31, 2026 07:33 AM
by zwede

4

174

Convert Analog oil pressure gauge to electric on 72?

72and92 on May 22, 2026

May 31, 2026 05:34 AM
by 4-vettes

15

600

Advice from people who did the 4l80e swap for slip yoke.

stingraymax on May 31, 2026

May 31, 2026 03:03 AM
by stingraymax

0

105

How Do You Remove The Window Rollers From The Upper Channel?

OldCarBum on May 29, 2026

May 30, 2026 10:14 PM
by OldCarBum

5

270

Engine alined bored now starter issues to flexplate

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1 2)

Pat71vette on May 21, 2026

May 30, 2026 05:11 PM
by QIK59

20

785

Smog removal

Air_drewdy on Dec 11, 2023

May 30, 2026 03:36 PM
by C3Cruiser

18

1,418

Upgraded AC?

Taijutsu on May 29, 2026

May 30, 2026 02:21 PM
by Taijutsu

5

271

Wiper trouble

Yuichi Ishitomi on May 28, 2026

May 30, 2026 11:07 AM
by barkingrats

12

347

81 vette starting issue

81redc3 on May 28, 2026

May 29, 2026 10:02 PM
by C3Cruiser

8

221

1979 Corvette Electrical Issue After Alternator Wire Short

willymot on May 28, 2026

May 29, 2026 05:30 PM
by willymot

6

274

Solid Flat Tappet Durability?

AKjeff on May 29, 2026

May 29, 2026 04:06 PM
by Rebelyell

1

277

T56 Magnum 6 speed with sequential shifter.

cagotzmann on May 28, 2026

May 29, 2026 01:45 PM
by NORTY

8

288

Detroit Speed Side Pipes

WMR2003 on May 28, 2026

May 29, 2026 01:38 PM
by Piersonpie

2

319

207 Coil --Real or Repro?

KevinC ZL1 on Oct 25, 2023

May 29, 2026 11:29 AM
by QIK59

9

730

Fuel Line Leak developed....3/8" braided SS

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1 2)

carriljc on May 9, 2026

May 28, 2026 10:03 PM
by carriljc

27

965

Can't Find My Timing Issue

Drawmain on May 26, 2026

May 28, 2026 04:35 PM
by Rebelyell

11

449

MKIV 427 build - HP guess

AGP22 on Apr 18, 2026

May 28, 2026 10:36 AM
by leigh1322

8

563

1973 Fuel tank vent valve

DruMor on May 27, 2026

May 28, 2026 10:06 AM
by jthornton

5

241

No electrical power

swolfe1231 on May 17, 2026

May 28, 2026 09:38 AM
by swolfe1231

10

394

72 Booster Questions - Replace pedal box or not?

72and92 on May 25, 2026

May 28, 2026 09:29 AM
by 72and92

3

228

Engine Oil Prime after 37 Years Sleeping

AZPlatinum on May 26, 2026

May 28, 2026 07:37 AM
by AZPlatinum

18

537

TKX Ques

jgill on May 24, 2026

May 28, 2026 02:10 AM
by carriljc

9

505

Running 10.5:1 compression with cast iron heads

AZ73 on May 23, 2026

May 28, 2026 01:23 AM
by leigh1322

5

479

69' L46 Build Questions

FathomGreen on May 24, 2026

May 28, 2026 12:47 AM
by leigh1322

8

402