Genuine 90110113803 Engine Crankshaft Main Bearing

Genuine Crankshaft Main Bearing for Porsche 911

This Genuine engine crankshaft main bearing is a direct-fit service part for classic Porsche flat-six engines. It is listed for the Porsche 911 from 1965-1977 and identifies as Bearing #8, Number 8, Standard, under part number 90110113803.

Key Features

• Genuine OEM-style engine crankshaft main bearing
• Fits 1965-1977 Porsche 911 applications
• Bearing #8 / Number 8 / Standard specification
• Part number 90110113803 for ordering and verification
• Built for engine rebuild and bearing replacement service

Detailed Description

Use this Genuine crankshaft main bearing when servicing the Porsche 911 engine during a rebuild or bottom-end repair. The bearing is cataloged for the number 8 main bearing position and is specified as standard, making it a direct reference part for 1965-1977 Porsche 911 engines. If you are searching for a Porsche 911 crankshaft main bearing, Porsche 911 bearing #8, or Genuine 90110113803, this listing provides the fitment and identification details needed for accurate parts selection.

What It Helps Address

• Excessive crankshaft bearing wear during engine teardown
• Noise or clearance issues found in the main bearing set
• Restoration work on a classic Porsche 911 engine
• Replacement of a worn standard-size number 8 main bearing

Installation Notes and Tips

Confirm bearing position, crankshaft journal condition, and engine specifications before installation. Measure clearances during assembly and follow Porsche service procedures for torque, lubrication, and final inspection. Verify the part number 90110113803 against the removed bearing and engine build requirements before completing the repair.

Quality Assurance

Genuine parts are selected for factory-correct service applications and cataloged fitment accuracy. This part cross-references Porsche 90110113803 for the same application.