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If you’re maintaining or restoring your early-model Big Dog®, nothing is more crucial than a tight, leak-free primary. The Master Primary Gasket Kit (1998–2004) delivers everything you need to reseal your primary system with confidence. Designed specifically for 1998–2004 Big Dog Motorcycles, this kit is 100% factory certified and includes only genuine OEM-quality components—engineered to match original specs and outperform aftermarket substitutes.
Whether you’re dealing with seeping oil, planning a clutch upgrade, or just doing a full teardown, this comprehensive gasket kit eliminates the guesswork. It includes all the essential gaskets and seals required to reseal the primary drive, ensuring perfect alignment and long-lasting protection against leaks and vibration.
As with all genuine Big Dog Parts, this Master Primary Gasket Kit is built to uphold the standards of craftsmanship and performance Big Dog® is known for. If you’re running a vintage Pitbull, Bulldog, or another 1998–2004 model, don’t risk fitment issues or subpar sealing with cheap aftermarket options—this is the kit trusted by factory technicians and Big Dog® purists alike.
Installation is straightforward for experienced wrenchers, but always double-check torque specs and primary chain alignment to get the most out of your rebuild. Pair this kit with a new clutch, compensator, or starter gear for a complete primary system overhaul.
The Master Primary Gasket Kit (1998–2004) isn’t just a parts bundle—it’s a smart investment in the long-term performance and reliability of your Big Dog Motorcycle.
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