Casting #

CID

Stroke

Additional Comments

1130

327

3.25"

steel, 2 pc rear main seal, large journal

1181 305, 350 3.25", 3.48" cast, 2 pc rear main seal
2680 327 3.25" steel, 2 pc rear main seal, small journal
2690 350 3.48" steel, 2 pc rear main seal

4577

327

3.25"

steel, 2 pc rear main seal, small journal

4672

327

3.25"

steel, 2 pc rear main seal, large journal

8835

305

3.25"

cast, 1 pc rear main seal

310514

350

3.48"

cast, 2 pc rear main seal,

330550

350

3.48"

steel, 2 pc rear main seal

354431

262

3.10"

cast, 2 pc rear main seal, 3.10" stroke

3727449

283

3.00"

steel, 2 pc rear main seal

3729449

265

3.00"

steel, 2 pc rear main seal

3734627

327

3.25"

steel, 2 pc rear main seal, small journal

3735236

265, 283

3.00"

steel, 2 pc rear main seal, small journal

3782680

327

3.25"

steel, 2 pc rear main seal, small journal

3814671

327

3.25"

steel, 2 pc rear main seal, small journal

3815822

265, 283, 302

3.00"

steel, 2 pc rear main seal, small journal

3835236

283

3.00"

steel, 2 pc rear main seal

3836266

283

3.00"

steel, 2 pc rear main seal, small journal

3849847

283

3.00"

steel or cast, 2 pc rear main seal, small journal

3876764

283

3.00"

steel or cast, 2 pc rear main seal, small journal

3876768

283

3.00"

cast, 2 pc rear main seal, small journal

3884577

327

3.25"

steel, 2 pc rear main seal, small journal

3892680

327

3.25"

steel, 2 pc rear main seal, small journal

3892690

350

3.48"

steel, 2 pc rear main seal

3911001

307, 327

3.25"

cast, 2 pc rear main seal, large journal

3911011

307, 327

3.25"

cast, 2 pc rear main seal, large journal

3914672

327

3.25"

steel, 2 pc rear main seal, large journal

3923279

302

3.00"

steel, 2 pc rear main seal, large journal

3932442

267, 305, 350

3.48"

cast, 2 pc rear main seal

3941174

307, 327

3.25"

cast, 2 pc rear main seal, large journal

3941178

302

3.00"

steel, 2 pc rear main seal, large journal

3941180

350

3.48"

steel, 2 pc rear main seal

3941181

305,350

3.48"

cast, 2 pc rear main seal

3941182

350

3.48"

steel, 2 pc rear main seal, (GM p/n 3941184)

3941184

350

3.48"

steel, 2 pc rear main seal, nitride treated

3941188

350

3.48"

steel, 2 pc rear main seal

3949847

283

3.00"

cast or steel, 2 pc rear main seal, small journal

3951130

327

3.25"

steel, 2 pc rear main seal, large journal

3951527

400

3.75"

cast, 2 pc rear main seal, externally balanced

3951529

400

3.75"

cast, 2 pc rear main seal, externally balanced

10168568

265

3.00"

94-95 Caprice VIN W

14088526

305

3.48"

cast, 1 pc rear main seal

14088527

350

3.48"

cast, 1 pc rear main seal, 350 SP engine

14088532

350

3.48"

forged, 1 pc rear main seal

14088535

305, 350

3.48"

cast, 1 pc rear main seal

14088552

350

3.48"

forged, 1 pc rear main seal

14096036

350

3.48"

steel, 1 pc rear main seal, externally balanced, ZZ3 350HO engine


Casting # CID Stroke Additional Comments
6223 366T, 396   Forged
7115 402, 427T Forged, Nitride, Crossed-drilled, 427
3804815 427    
3804816 427
3863114 427 3.76" Mark IV
3874874 427 3.76" Mark IV
3882842 427 3.76" Mark IV
3882847 427 3.76" Mark IV
3882848 427 3.76" Mark IV
3882849 427 3.76" Mark IV
3887114 427 3.76" Mark IV
3904815 427 3.76" Mark IV
3904816 427 3.76" Mark IV
3941180 427 3.76" Mark IV
3942411 427 3.76" Mark IV
3520 454 Forged, Nitride, Cross-drilled, 1053
3521 454   Forged, Nitride, Cross-drilled, 5140
7416 454 Forged, Nitride, Cross-drilled, 1053, Mark IV
353039 454 4.00" Cast
353638 454 4.00" Cast
359730 454 4.00" Cast
3962523 454 4.00" Cast
3963523 454 4.00" Cast
3963524 454 4.00" Cast
3967463 454 4.00" Cast
3975945 454 4.00" Cast
3963521 454 4.00" Forged
14097044 454 Gen V & VI 4.00" Forged, 1053, One-piece rear seal
10114188 502 Gen V & VI 4.00" Cast, One-piece rear main seal
10114186 366T, 427T Gen V & VI 3.76" Forged, One-piece rear main seal
10114187 366T, 427T Gen V & VI 3.76" Cast, One-piece rear main seal

Tommy Ledberg