ACL 5M1633H-STD Standard Main Bearings for 1982-1989 Nissan CA16/CA18/CA20

Vehicle Fitment

• 1982-1989 Nissan 200SX (CA16/CA18/CA20)
• 1983-1986 Nissan Sentra (CA16/CA18/CA20)
• 1982-1989 Nissan Stanza (CA16/CA18/CA20)
• 1988-1989 Nissan Pulsar NX (CA16/CA18/CA20)
• 1984-1988 Nissan 180SX (CA18DET)

Features

• Oversized .25mm for precision crankshaft alignment
• Tri-metal construction with F780 material for enhanced durability
• Designed for high-performance applications and high RPM conditions
• Optimized oil clearance for improved lubrication under stress
• Suitable for both naturally aspirated and turbocharged engines
• Direct OEM replacement for CA16/CA18/CA20 series engines
• Ideal for engine rebuilds and performance upgrades
• Manufactured to strict tolerances for consistent quality

Specifications

• Size: .25mm oversized
• Material: F780 tri-metal (lead, tin, copper, and nickel alloy)
• Upper and lower bearing halves included
• Designed for CA16, CA18, CA20 engine configurations
• Maximum shaft size: 52.964 mm
• Maximum tunnel size: 56.667 mm
• Minimum vertical oil clearance: 0.036 mm
• Maximum vertical oil clearance: 0.078 mm

Included Components

• 5x Upper main bearings
• 5x Lower main bearings

Product Description

The ACL 5M1633H-STD Race Main Bearing Set is engineered for high-performance applications in Nissan's CA16, CA18, and CA20 series engines. These bearings feature a .25mm oversized design, ensuring precise crankshaft alignment and optimal oil clearance for enhanced lubrication under high-stress conditions.

Constructed from ACL's F780 tri-metal material, these bearings offer superior durability and resistance to wear, making them ideal for both naturally aspirated and turbocharged engines. Whether you're rebuilding your engine or upgrading for performance, the 5M1633H-.25 set provides a reliable solution for maintaining engine integrity and performance.

Fitment includes various Nissan models from 1982 to 1989, such as the 200SX, Sentra, Stanza, Pulsar NX, and 180SX (CA18DET). Please verify compatibility with your specific engine configuration before purchase.