Racing Polymer For Subaru FA20, Toyota 4U-GSE - MB5745XPGC

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XPC Series is King Bearings‘ premium race bearings, featuring the pMaxBlack™ overlay that increases hardness and topped by the innovative pMaxKote™ ceramic nano-composite polymer coating, that enhances wear & seizure resistance without altering the bearing's original wall thickness dimensions.
Commonly use for circle track, drag racing, off-shore, and other applications that utilize steel crankshafts. Features ceramic nano-composite polymer coating, that enhances wear & seizure resistance without altering the bearing's original wall thickness
Crankshaft Dim. Housing Dim. Length Thickness
0.00 / 0.00 mm
0.0000 / 0.0000 inch
73.04 / 0.00 mm
2.8755 / 0.0000 inch
Positions 1,3:
17.5 mm
0.689 inch

Positions 2,4:
14.4 mm
0.568 inch

Position 5:
23.0 mm
0.905 inch
2.508 mm
0.0987 inch
Main Bearing Set For SUBARU FA20, TOYOTA 4U-GSE - MB5745XPGC
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Performance features

Material features

Tech Features

Copper Based
Copper Based
Tri-Metal Copper based material

Leaded or Lead Free tri layers bearings for low to heavy load engines.

pMaxBlack™
pMaxBlack
Superior load capacity

Overlay features proprietary nano-scaled hardening process producing superior load capacity.

pMaxKote™
pMaxKote
Factory applied polymer coating

Inhouse developed Polymer coating for race applications, enhances seizure & wear resistance, with no added thickness.

SmartLug™
SmartLug
Optional lug design

Prevents lug generated oil leaks while achieving better load capacity and oil film distribution.

U-Groove™
u-groove
Greater load surface

A 90⁰ oil groove shape, keep oil flow intact, increases bearing load capacity by expanding the surface area.

Radialock™
Radialock
Optimal crush height and heat transfer

An optimal crush height value obtained from an optimization process of each performance bearing crush height

Eccentrix™
Eccentrix
Superior hydrodynamic lubrication

An optimized eccentricity value reached through elasto-hydrodynamic analysis and dynamic calculations.

Bulls Eye™
Bull's Eye Tolerance
PERFECT CLEARANCE IN EVERY SET

Outperforms the industry’s wall thickness tolerance, ensuring the least thickness variation shell-to-shell.

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