Racing Polymer For BMW N55 B30A, N53 B30A, N52 B30A - MB7776GPC

Out of stock
GPC is King Bearings’ premium silver based tri-metal material for race applications, capable of withstanding 17,000 PSI. This makes it well-suited for Diesel Performance and Sprint Cars. GPC made with polymer coating plays a crucial role in safeguarding the bearings, in scenarios involving oil starvation and metal-to-metal contact.
Commonly use for Diesel Performance & Sprint Cars which operate under extreme load and long duration. The silver based composite & polymer coating play a crucial role in safeguarding the bearings in oil starvation and metal-to-metal contact scenarios
Crankshaft Dim. Housing Dim. Length Thickness
Position 1:
64.98 / 64.96 mm
2.5583 / 2.5575 inch

Positions 2,3,5,6,7,4:
55.98 / 55.96 mm
2.2039 / 2.2032 inch
Position 1:
70.02 / 70.00 mm
2.7567 / 2.7559 inch

Positions 2,3,5,6,7,4:
61.02 / 61.00 mm
2.4023 / 2.4016 inch
Position 1:
19.8 mm
0.780 inch

Positions 2,3,5,6,7:
18.8 mm
0.740 inch

Position 4:
23.9 mm
0.943 inch
2.508 mm
0.0987 inch
Main Bearing Set For BMW N55 B30A, N53 B30A, N52 B30A - MB7776GPC

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.

Factory applied polymer coating

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

Extreme Load Capacity

Silver based overlay containing solid lubricant additives distributed throughout the silver matrix. For extreme load engines.

Optimal crush height and heat transfer

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

Superior hydrodynamic lubrication

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

Bulls Eye™
Bull's Eye Tolerance

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

Lead free
Lead Free
Environmentally safe composite

A lead-free bearing material prioritizes environmental sustainability and safety, utilizing alternative compounds to achieve optimal performance in diverse applications.

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