REPRODUCTION. This is a 1-Piece rubber rear main seal. This seal is comprised of Viton® rubber with a metal spring steel insert to prevent deformities and reduce crank drag commonly found in rope seals. The crankshaft must be removed from the block to install this seal.
This is for models with 3-Inch main bearing journal engines. This includes models with 301, 326, 350, 389, and 400 V8 Engines.
ATTRIBUTES:
Sealing Diameter: 3.188 Inches +/- 0.003 Inch
Groove Diameter: 3.812 Inches +/- 0.005 Inch
Please check the Matching Vehicles tab to confirm this part is applicable to your vehicle.