PAI 836021 Rear Main Seal | Replaces Mack 1543896 Cat 3176 with a 1 1/2-16 UNS-2B

with a 1 1/2-16 UNS-2B mounting thread and 99

Erratic crankcase pressure readings on diagnostic scan tool

DDE A0111536728

see Fleetguard LF3974 / LF3374

Oil leak or weeping at the sensor port

PAI 836021 Rear Main Seal | Replaces Mack 1543896 Cat 3176 with a 1 1/2-16 UNS-2BPAI 836021 is an aftermarket rear crankshaft (rear main) seal for Mack MP8 and Volvo D13 engines, with a neoprene lip and 178 mm ID x 205 mm OD x 15 mm width. It replaces Mack Volvo OE 1543896 and the related 22191895 85108352 service numbers, sealing the crank against oil leaks at the flywheel housing. Specifications Manufacturer PAI Industries Part Number 836021 Part Type Rear Crankshaft Seal (Rear Main) Engine Compatibility Mack MP8, Volvo D13 Lip