Vortec 8100 8.1L V8 | Chevy Silverado and GMC Sierra Forum

8.1L Performance Parts

12

57K

HELP! Question about Coolant Recovery tank

2

292

by tino84

8.1 random no start

4

115

Rough start and idle

3

134

by *tim*

turbine / whining sound

9

2K

by CVIA88

2002 8.1L throttle issues!!

12

12K

by CarParts.com

Allison bellhousing area ticking noise

1

503

by bellarzios123

P1221 Reduce power

4

298

Chevy 8.1 2 step

0

225

Different Exhaust Manifolds? WTH!!

4

344

oil pressure sensor switch bypass

4

289

Fuel Injector Replacement

4

882

Oil leaking from rear of oil pan, 8.1l silverado

1

271

No spark on 2 cylinders

0

222

by Paulwilliamson8230

6

997

should intake be this dirty?

6

615

by zenilc

Bully dog GT tuner in 8.1L

2

25

51K

by SurferChicUSA

P1515 reduced power

1

462

8.1 cat delete.

10

6K

by Tjmisc

remove the throttle body spacer or not?

4

365

by Bradley21sanders

I have no idea what's going on

1

441

by johndeerecharger

Smoking black when reving up

5

354

by johndeerecharger

new oil, excessive consumption?

5

378

by johndeerecharger

1

377

Another. O2. Sensor. Thread.

3

389

by crockettlarry

8.1L oil consumption fix?

19

5K

by Tjmisc

18

7K

by Tjmisc

New owner with some 8.1 tuning/Efi questions

2

722

by Tjmisc

6.0 to 8.1 swap

5

609

Throttle body differences

5

739

by CCHD

2

517

How to choose a good/right synthetic oil for 8.1

3

721

8.1L Still stumbling/stalling with new crank sensor

2

29

2K

8.1l Allison Surges after letting off throttle

0

329

by CCHD

Replaced my 8.1

3

477

by 496Silverado