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Katech Performance

KAT KAT-A4122

Katech Billet Steel Main Engine Caps | GM LS Engines (KAT-A4122)

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Katech Billet Steel Main Caps for LS Engines

Upgrade your block for maximum durabilty. Katech caps are positioned with two, 1/4-inch steel dowels rather than the OEM aluminum locating register walls.

Optional ARP main stud kit available. ARP main studs are manufactured from 8740 chrome moly steel, heat-treated to 200,000 psi tensile strength, and precision J-form threads rollad after heat-treat to create a fastener that has threads 1000% stronger than others. All kits come complete with hardened parallel-ground washers and aerospace quality nuts. Reduce crankshaft flex and main cap freeting with these premium quality main studs.

Benefits

  • Increased durability for your block

Applications

  • LS1 / LS2 / LS3 / LS6 / L92 / LQ4 / LQ9 / LM7 engines

What's In The Box?

  • Main Caps

Warranty

  • Manufacturer Standard Warranty

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