2.992 Shaft Diameter 3.741 Bore Diameter 3.748 Outside Diameter Seal 0.370 Width
Material: Silicone
0.375 (in) Width 2.416 (in) Outside Diameter
FAG Global Number 413 3878 100
Transmission Side
FAG Global Number 413 2882 100
FAG Global Number 413 3951 100
3.740 Shaft Diameter 4.528 Bore Diameter 4.534 Outside Diameter Seal 0.472 Width
Standard
Align Honed and Aluminum Block; 2.841 in. OD; 2 pc.
2.992 Shaft Diameter 3.623 Bore Diameter 3.637 Outside Diameter Seal 0.385 Width
Heavy Duty
GEN III
GEN III
Viton Type 0.374 (in) Width 3.633 (in) Outside Diameter
0.492 (in) Width 4.540 (in) Outside Diameter
FAG Global Number 413 3393 100 Viton
FAG Global Number 413 3325 100
0.492 (in) Width 4.54 (in) Outside Diameter
Standard
2nd Design Standard
Heavy Duty
2nd Design Heavy Duty
Split Type 0.325 (in) Width 3.03 (in) Outside Diameter
Seal Kit, 11mm Thick
None: 2 Outside Diameter: 3.03" Inside Diameter: 2.40" Compressed Thickness: .400 Material: Rubber
Browse our selection of quality engine crankshaft seal parts designed specifically for your Pontiac Firebird. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
326 · 350 · 350 HO · 400 · Base · Esprit · Formula · HO · S/E · Sprint · Trans Am · Trans Am GT · Trans Am GTA · Trans Am GTA SE
Convertible · Coupe
L4 2.5L · L6 3.8L · L6 4.1L · V6 2.8L · V6 3.1L · V6 3.4L · V6 3.8L · V8 4.3L · V8 4.4L · V8 4.9L · V8 5.0L · V8 5.3L · V8 5.7L · V8 6.6L · V8 7.5L
Automatic · Manual · U/K