Triumph TR Main Bearings - TR2 TR3 TR3A TR4 TR4A - Tri-Metal

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Upgrade your bottom end with the ultimate in bearing technology. These King Tri-Metal main bearings are engineered to withstand higher loads and RPMs than standard replacements, making them the top choice for performance Triumph builds.

Product Specs

• Part Number: M3196M
• Brand: King Engine Bearings
• Material: Tri-Metal (CP-Series) for maximum fatigue resistance
• Compatibility: Triumph TR2, TR3, TR3A, TR4, and TR4A
• Sizes Available: Standard, +0.010", +0.020", +0.030", +0.040"

Why Choose King Tri-Metal?

• High-Load Capacity: The tri-metal construction features a copper-lead layer that handles significantly more pressure than standard bi-metal bearings.
• Superior Embeddability: Designed to absorb microscopic debris, protecting your crankshaft from scoring and wear.
• Race-Proven Reliability: Trusted by engine builders worldwide for both high-performance road cars and dedicated historic racers.
• Precision Consistency: King’s advanced manufacturing ensures incredibly tight wall-thickness tolerances for perfect oil clearances.

Note: Please select your required undersize from the dropdown menu above.

[Main bearings for Triumph TR2 to TR4A. Made by King. Tri-Metal]

[Please select which size from the options above.]

[M3196M]