2059+ 1984 GMC G3500 Engine & Drivetrain Rally STX Parts - Page 5

Rally STX · Engine & Drivetrain (1,936 products)

Exact-fit parts for the 1984 GMC G3500 Rally STX.

COMP Cams

Part # 12-678-4

Confirmed Fit

COMP Cams Camshaft CS XS282S-10

$320.45

Eaton

Part # 19689-010

Confirmed Fit

Eaton Posi Differential 30 Spline 1.50in Axle Shaft Diameter 4.10 & Down Ratio Rear 10.5in

$924.45

COMP Cams

Part # 12-230-2

Confirmed Fit

COMP Cams Camshaft CS XE250H-10

$251.96

Yukon Gear Replacement Cover Gasket For Dana 50 / Dana 60 & Dana 70

Yukon Gear & Axle

Part # YCGD60-D70

Confirmed Fit

Yukon Gear Replacement Cover Gasket For Dana 50 / Dana 60 & Dana 70

$14.89

Cometic Chevrolet Gen-1 Small Block V8 .086in MLS Cylinder Head Gasket - 4.200in Bore

Cometic Gasket

Part # C5403-086

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .086in MLS Cylinder Head Gasket - 4.200in Bore

$143.45

USA Standard Replacement Ring & Pinion Gear Set For Dana 60 in a 3.54 Ratio

Yukon Gear & Axle

Part # ZG D60-354

Confirmed Fit

USA Standard Replacement Ring & Pinion Gear Set For Dana 60 in a 3.54 Ratio

$416.89

Cometic GM Dart/Brodix Small Block V8 .051in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

Cometic Gasket

Part # C5215-051

Confirmed Fit

Cometic GM Dart/Brodix Small Block V8 .051in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

$105.02

USA Standard Steel Spool For Dana 60 w/ 35 Spline Axles / 4.56+

Yukon Gear & Axle

Part # ZP FSD60-4-35

Confirmed Fit

USA Standard Steel Spool For Dana 60 w/ 35 Spline Axles / 4.56+

$486.89

COMP Cams

Part # 12-820-9

Confirmed Fit

COMP Cams Camshaft CS 318Rxd-14

$575.68

Cometic Chevy Gen1 Small Block V8 .035in MLS Cylinder Head Gasket - 4.125in Bore - 18/23 Degree Head

Cometic Gasket

Part # C5247-035

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .035in MLS Cylinder Head Gasket - 4.125in Bore - 18/23 Degree Head

$97.74

COMP Cams

Part # K12-206-2

Confirmed Fit

COMP Cams Camshaft Kit CS 260H

$579.15

Cometic Chevrolet Gen-1 Small Block V8 .066in MLS Cylinder Head Gasket - 4.125in Bore

Cometic Gasket

Part # C5400-066

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .066in MLS Cylinder Head Gasket - 4.125in Bore

$131.62

Pioneer Cable

Part # DA-3502

Fits with Conditions

HARMONIC BALANCER (VMI)

$82.36

Yukon Gear High Performance Gear Set For Dana 70 in a 3.73 Ratio

Yukon Gear & Axle

Part # YG D70-373

Confirmed Fit

Yukon Gear High Performance Gear Set For Dana 70 in a 3.73 Ratio

$868.89

Edelbrock

Part # 6950

Confirmed Fit

Edelbrock Gasket 7110 (5Pr)

$35.95

COMP Cams

Part # 501-1

Confirmed Fit

COMP Cams Valve Seal 11/32in O Ring

$6.95

COMP Cams

Part # 12-502-5

Confirmed Fit

COMP Cams Camshaft CS 280Tl-6

$378.83

King Engine Bearings

Part # MB557XPC020

Confirmed Fit

King Engine Bearings GM 262/267/302/307/327/350 (Size .020) Coated Performance Main Bearing Set

$211.08

COMP Cams

Part # 12-659-5

Confirmed Fit

COMP Cams Camshaft CS 294Xo-6

$378.83

COMP Cams

Part # SK12-300-4

Confirmed Fit

COMP Cams Camshaft Kit CS 240H

$475.75

Frequently Asked Questions

Do these parts fit my 1984 GMC G3500 Rally STX?

This page groups parts listed for the 1984 GMC G3500 Rally STX. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What engine & drivetrain options are available for my 1984 GMC G3500 Rally STX?

We offer a wide selection of engine & drivetrain parts for the 1984 GMC G3500 Rally STX. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 1984 GMC G3500 Rally STX?

We carry parts from trusted brands including COMP Cams, Cometic Gasket, Yukon Gear & Axle, Edelbrock, and Clevite, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1984 GMC G3500 Rally STX parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 1984 GMC G3500 Rally STX parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

1984 GMC G3500(3,683 parts)

1984 GMC G3500(3,683 parts)

Shop by Problem

Other GMC G3500 Years

Rally STX · Engine & Drivetrain (1,936 products)

COMP Cams Camshaft CS XS282S-10

Eaton Posi Differential 30 Spline 1.50in Axle Shaft Diameter 4.10 & Down Ratio Rear 10.5in

COMP Cams Camshaft CS XE250H-10

Yukon Gear Replacement Cover Gasket For Dana 50 / Dana 60 & Dana 70

Cometic Chevrolet Gen-1 Small Block V8 .086in MLS Cylinder Head Gasket - 4.200in Bore

USA Standard Replacement Ring & Pinion Gear Set For Dana 60 in a 3.54 Ratio

Cometic GM Dart/Brodix Small Block V8 .051in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

USA Standard Steel Spool For Dana 60 w/ 35 Spline Axles / 4.56+

COMP Cams Camshaft CS 318Rxd-14

Cometic Chevy Gen1 Small Block V8 .035in MLS Cylinder Head Gasket - 4.125in Bore - 18/23 Degree Head

COMP Cams Camshaft Kit CS 260H

Cometic Chevrolet Gen-1 Small Block V8 .066in MLS Cylinder Head Gasket - 4.125in Bore

HARMONIC BALANCER (VMI)

Yukon Gear High Performance Gear Set For Dana 70 in a 3.73 Ratio

Edelbrock Gasket 7110 (5Pr)

COMP Cams Valve Seal 11/32in O Ring

COMP Cams Camshaft CS 280Tl-6

King Engine Bearings GM 262/267/302/307/327/350 (Size .020) Coated Performance Main Bearing Set

COMP Cams Camshaft CS 294Xo-6

COMP Cams Camshaft Kit CS 240H

Frequently Asked Questions

Do these parts fit my 1984 GMC G3500 Rally STX?

What engine & drivetrain options are available for my 1984 GMC G3500 Rally STX?

What brands make parts for the 1984 GMC G3500 Rally STX?

How fast do 1984 GMC G3500 Rally STX parts ship?

What warranty do your 1984 GMC G3500 Rally STX parts come with?