Description
There’s nothing quite like going out to check your oil and finding the cap won’t stay tight or the neck threads have given up. You know that exposed oil filler is just asking for dirt and dust to settle in, and that’s expensive trouble waiting to happen. This complete oil filler cap and neck assembly gets you back to proper engine maintenance without worrying about contamination.
What You’re Getting
- Complete assembly includes both the cap and filler neck in one unit
- Secure seal keeps dirt and moisture out of your crankcase
- Vented design maintains proper crankcase pressure while filtering incoming air
- Reinforced mounting points resist cracking from vibration and age
- Direct replacement that threads on smoothly without forcing
Built for Real Farm Work
Your 2040 through 3640 series John Deere sees plenty of action, whether it’s loader work around the farm, hay operations in dusty fields, or row crop work during planting and harvest. These tractors are workhorses that need regular oil checks and changes, and a properly functioning filler cap assembly makes that routine maintenance quick and clean instead of a frustrating fight with damaged parts.
Made to Last
This assembly handles the daily abuse that comes with farm life. The cap features robust threads that won’t strip easily, while the gasket provides a positive seal against dust and moisture. The filler neck is reinforced where it matters most – at the mounting points where age and vibration commonly cause cracks. Quality construction means it’ll hold up to years of regular use.
Good to Know
Installation is straightforward, but take time to clean the mounting area thoroughly and check for cracks around the old mounting points – they’re common on older tractors. Install with proper gaskets and don’t overtighten the mounting bolts, as this can crack the neck or engine casting. Once it’s on, the cap should thread smoothly and seal positively. If you’re fighting it, something’s not right.




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