Chevy - GMC Chassis

Hydroboost Upgrade considerations - Information collection.

Started by eXodus

Replies: 18
Views: 8,974

November 15, 2024, 12:50 PM
by Moby

Chevy P30 454 (7.4L) Fan Belts And Hoses

Started by DaveVA78Chieftain

Pages1 2

Replies: 37
Views: 134,521

May 01, 2024, 08:31 PM
by Dimond

Chevy/GMC P30 Chassis Service Manuals for Members

Started by Oz

Replies: 12
Views: 25,412

January 03, 2023, 07:39 PM
by eXodus

Where's the Chevy P30 fuel pump relay?

Started by ClydesdaleKevin

Pages1 2 3 4

Replies: 85
Views: 105,356

June 03, 2021, 08:30 AM
by udidwht

What belt to get after removing 454 A.I.R. system?

Started by Stripe

Pages1 2

Replies: 26
Views: 54,134

April 05, 2019, 03:49 PM
by Rickf1985

MOST COMMONLY ASKED QUESTIONS (FAQs) - Chevy Chassis

Started by Oz

Replies: 0
Views: 17,743

July 14, 2013, 01:13 PM
by Oz

1986 454 Headers

Started by zMadMechanic

Pages1 2

Replies: 40
Views: 8,929

September 22, 2024, 04:52 PM
by Eyez Open

I'm going to adjust my timing from smog factory settings

Started by Winningbago

Pages1 2

Replies: 28
Views: 7,965

September 12, 2024, 12:42 AM
by RockwoodMike

Battling running issues since Labor Day 2023

Started by byekryam

Replies: 1
Views: 1,282

August 03, 2024, 10:15 PM
by Eyez Open

1984 Winnebago Dash fuse box.

Started by MajesticOsprey

Replies: 2
Views: 1,886

July 12, 2024, 10:35 PM
by RockwoodMike

Holley 670?

Started by probird462

Replies: 4
Views: 2,270

May 21, 2024, 03:00 PM
by kenwautoone

BRAKE PROBLEMS

Started by johnfrederick

Replies: 7
Views: 2,324

April 22, 2024, 11:16 AM
by Eyez Open

1984 CHIEFTAIN P-30, REAR WHEEL DRUM/SPINDLE NUT TORQUE

Started by johnfrederick

Replies: 2
Views: 1,684

April 22, 2024, 06:19 AM
by johnfrederick

TH 475 Takedown & Inspection

Started by Eyez Open

Replies: 5
Views: 2,028

April 22, 2024, 01:04 AM
by RockwoodMike

ALDL data

Started by udidwht

Replies: 5
Views: 2,751

April 16, 2024, 03:32 PM
by udidwht

1987 winnebago chieftan 454 manifold

Started by Herb

Replies: 0
Views: 1,534

April 12, 2024, 04:00 PM
by Herb

P30 P32 Drivability Handling Upgrades Information Collection

Started by eXodus

Replies: 5
Views: 4,030

April 09, 2024, 08:32 AM
by udidwht

1984 Chieftain 23RG Brake Booster Switch

Started by johnfrederick

Replies: 4
Views: 2,269

March 24, 2024, 10:41 PM
by RockwoodMike

78 Itasca 454 adding a water temp gauge

Started by TURTLE

Replies: 0
Views: 1,586

March 18, 2024, 07:06 AM
by TURTLE

1985 Chieftan 454 Engine Change Question

Started by 85Chieftan22

Replies: 0
Views: 1,672

February 08, 2024, 09:56 AM
by 85Chieftan22

How do I improve braking?

Started by jspringator

Replies: 5
Views: 4,347

January 28, 2024, 09:26 PM
by jspringator

7.4L 454 TBI rebuild

Started by udidwht

Replies: 5
Views: 2,855

December 27, 2023, 11:18 AM
by udidwht

1984 CHIEFTAIN SENDING UNIT

Started by johnfrederick

Replies: 3
Views: 2,596

November 28, 2023, 08:02 PM
by zMadMechanic

VACUMN SYSTEM QUESTION WITH PICTURE / WHAT IS THIS ?

Started by johnfrederick

Replies: 2
Views: 1,957

November 26, 2023, 11:34 AM
by johnfrederick

84 CHIEFTAIN COOLING SYSTEM

Started by johnfrederick

Replies: 3
Views: 3,106

November 23, 2023, 06:12 AM
by johnfrederick