Description
A worn or leaking crank seal compromises engine compression, increases oil consumption, and accelerates internal wear—all problems that compound quickly under racing conditions or high-mileage street use. The PROX PRO-X Crank Seal Kit 42.4300 provides OEM-quality seals engineered to restore proper crankshaft sealing and prevent catastrophic engine damage. This complete rebuild kit eliminates the guesswork of sourcing individual seals, ensuring you have every seal necessary for a proper crank rebuild in one package.
- OEM-equivalent quality
- Complete crank rebuild kit
- All necessary seals included
- Prevents oil leakage
- Restores compression integrity
- Professional-grade materials
- Bolt-on installation ready
- MPN: 42.4300






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