1869+ 1981 GMC G3500 Engine & Drivetrain Magnavan Parts - Page 81

Magnavan · Engine & Drivetrain (1,839 products)

Exact-fit parts for the 1981 GMC G3500 Magnavan.

Cometic Chevy Gen1 SB V8 Oil Pan Gasket Kit-Left Side Dipstick

Cometic Gasket

Part # C5488

Confirmed Fit

Cometic Chevy Gen1 SB V8 Oil Pan Gasket Kit-Left Side Dipstick

$34.84

Mahle OE

Part # 2243547040

Confirmed Fit

Mahle OE GM 5.7L 350 V8 Flat Top Coat .040 w/ P Aftermarket Version Piston Set (Set of 8)

$250.37

King Chevy SBC 307ci/350ci & Gen III/IV (Size STD Predoweled for Alum Rods) Coated Rod Bearing Set

King Engine Bearings

Part # CR807XPNDC

Confirmed Fit

King Chevy SBC 307ci/350ci & Gen III/IV (Size STD Predoweled for Alum Rods) Coated Rod Bearing Set

$180.61

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 3000 Stall

FTI Performance

Part # ESR3082

Confirmed Fit

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 3000 Stall

$521.15

King Engine Bearings

Part # CR807HPNSTDX

Confirmed Fit

King Engine Bearings Chevy LS1 / LS6 / LS3 (Size STDX) Performance Rod Bearing Set

$96.97

Mahle OE

Part # 2243543

Confirmed Fit

Mahle OE GM 5.7L 350 V8 Dish Coat STD w/ P Aftermarket Version Piston Set (Set of 8)

$214.68

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 3200 Stall

FTI Performance

Part # ESR0082

Confirmed Fit

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 3200 Stall

$521.15

Mahle OE

Part # 2243547WR030

Confirmed Fit

Mahle OE GM 5.7L 350 V8 FLT CT .030 w/ PR Moly Piston With Rings Set (Set of 8)

$291.39

Clevite

Part # CB663A20(8)

Confirmed Fit

Clevite Chevrolet V8 262-265-267-294-305-307-325-346-350-365-400 1967-03 Con Rod Bearing Set

$37.66

Mahle Rings Buick 301350L Eng 77-79 Checker 327350 Eng 69-79 Chevy Plain Ring Set

Mahle OE

Part # 50564CP

Confirmed Fit

Mahle Rings Buick 301350L Eng 77-79 Checker 327350 Eng 69-79 Chevy Plain Ring Set

$52.65

Cometic GM Dart/Brodix Small Block V8 .120in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

Cometic Gasket

Part # C5215-120

Confirmed Fit

Cometic GM Dart/Brodix Small Block V8 .120in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

$249.06

King Engine Bearings

Part # MB557HP010X

Confirmed Fit

King Engine Bearings GM 262/267/302/307/327/350 (Size 010) Performance Main Bearing Set

$116.51

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 2800 Stall

FTI Performance

Part # ESR3380

Confirmed Fit

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 2800 Stall

$521.15

King Sm Block Chevy Large Journal 350 2.100in Rods (Size 010) Tri-Metal Performance Main Bearing Set

King Engine Bearings

Part # MB557XP010

Confirmed Fit

King Sm Block Chevy Large Journal 350 2.100in Rods (Size 010) Tri-Metal Performance Main Bearing Set

$109.25

Cometic GM Dart/Brodix Small Block V8 .066in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

Cometic Gasket

Part # C5215-066

Confirmed Fit

Cometic GM Dart/Brodix Small Block V8 .066in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

$141.79

Cometic Chevrolet Gen-1 Small Block V8 .188in Fiber Valve Cover Gasket - Splayed Valve Heads

Cometic Gasket

Part # C5390

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .188in Fiber Valve Cover Gasket - Splayed Valve Heads

$33.61

Mahle Rings Buick 301/350 L Eng 77-79 Checker 327/350 Eng 69-79 Chevy 302/327/354 Moly Ring Set

Mahle OE

Part # 40564CP.060

Confirmed Fit

Mahle Rings Buick 301/350 L Eng 77-79 Checker 327/350 Eng 69-79 Chevy 302/327/354 Moly Ring Set

$78.50

Cometic Chevy Gen1 Small Block V8 .120in MLS Cylinder Head Gasket - 4.165in Bore - Vortec Heads

Cometic Gasket

Part # C5410-120

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .120in MLS Cylinder Head Gasket - 4.165in Bore - Vortec Heads

$249.06

MAHLE Original Buick Apollo 75-73 Axle Housing Cover Gasket

Victor Reinz

Part # P27857

Confirmed Fit

MAHLE Original Buick Apollo 75-73 Axle Housing Cover Gasket

$10.16

MAHLE Original Buick Century 78-77 Full Set

Victor Reinz

Part # FS1178VK

Confirmed Fit

MAHLE Original Buick Century 78-77 Full Set

$102.63

Frequently Asked Questions

Do these parts fit my 1981 GMC G3500 Magnavan?

This page groups parts listed for the 1981 GMC G3500 Magnavan. 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 1981 GMC G3500 Magnavan?

We offer a wide selection of engine & drivetrain parts for the 1981 GMC G3500 Magnavan. 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 1981 GMC G3500 Magnavan?

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 1981 GMC G3500 Magnavan 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 1981 GMC G3500 Magnavan 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.

1981 GMC G3500(3,274 parts)

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Other GMC G3500 Years

1981 GMC G3500(3,274 parts)

Shop by Problem

Other GMC G3500 Years

Magnavan · Engine & Drivetrain (1,839 products)

Cometic Chevy Gen1 SB V8 Oil Pan Gasket Kit-Left Side Dipstick

Mahle OE GM 5.7L 350 V8 Flat Top Coat .040 w/ P Aftermarket Version Piston Set (Set of 8)

King Chevy SBC 307ci/350ci & Gen III/IV (Size STD Predoweled for Alum Rods) Coated Rod Bearing Set

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 3000 Stall

King Engine Bearings Chevy LS1 / LS6 / LS3 (Size STDX) Performance Rod Bearing Set

Mahle OE GM 5.7L 350 V8 Dish Coat STD w/ P Aftermarket Version Piston Set (Set of 8)

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 3200 Stall

Mahle OE GM 5.7L 350 V8 FLT CT .030 w/ PR Moly Piston With Rings Set (Set of 8)

Clevite Chevrolet V8 262-265-267-294-305-307-325-346-350-365-400 1967-03 Con Rod Bearing Set

Mahle Rings Buick 301350L Eng 77-79 Checker 327350 Eng 69-79 Chevy Plain Ring Set

Cometic GM Dart/Brodix Small Block V8 .120in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

King Engine Bearings GM 262/267/302/307/327/350 (Size 010) Performance Main Bearing Set

FTI 9.5in TH350/TH400 Economy Street Racer Series - Turbo Spline - 2800 Stall

King Sm Block Chevy Large Journal 350 2.100in Rods (Size 010) Tri-Metal Performance Main Bearing Set

Cometic GM Dart/Brodix Small Block V8 .066in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket

Cometic Chevrolet Gen-1 Small Block V8 .188in Fiber Valve Cover Gasket - Splayed Valve Heads

Mahle Rings Buick 301/350 L Eng 77-79 Checker 327/350 Eng 69-79 Chevy 302/327/354 Moly Ring Set

Cometic Chevy Gen1 Small Block V8 .120in MLS Cylinder Head Gasket - 4.165in Bore - Vortec Heads

MAHLE Original Buick Apollo 75-73 Axle Housing Cover Gasket

MAHLE Original Buick Century 78-77 Full Set

Frequently Asked Questions

Do these parts fit my 1981 GMC G3500 Magnavan?

What engine & drivetrain options are available for my 1981 GMC G3500 Magnavan?

What brands make parts for the 1981 GMC G3500 Magnavan?

How fast do 1981 GMC G3500 Magnavan parts ship?

What warranty do your 1981 GMC G3500 Magnavan parts come with?