Racing Polymer For Chevrolet 400 V8 - MB 509GPC

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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
67.29 / 67.27 mm
2.6493 / 2.6484 inch
72.18 / 72.15 mm
2.8416 / 2.8406 inch
Positions 1,2,3,4:
20.5 mm
0.806 inch

Position 5:
43.7 mm
1.722 inch
2.423 mm
0.0954 inch
Main Bearing Set For CHEVROLET 400 V8 - MB 509GPC
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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.

pMaxKote™
pMaxKote
Factory applied polymer coating

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

SilverCore™
silvercore
Extreme Load Capacity

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

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.

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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