If you own a lawn tractor or zero-turn mower powered by the Kohler 7000 Series engine, you already understand the importance of regular maintenance—especially oil and filter changes. One of the most common questions I had when servicing my mower was:
“What oil filter should I use for my Kohler 7000 Series engine—and will a Carquest filter work?”
The short answer: Sí, a Carquest oil filter will work. Specifically, el Carquest 85348 oil filter is a popular replacement that matches Kohler OEM filters.
Let’s explore this in detail and make sure you get the right filter for optimal engine performance and protection.
Understanding the Kohler 7000 Series Engine
El Kohler 7000 Series is a line of durable, high-performance V-Twin engines used in residential and light commercial mowers. Popular models in this series include the KT715, KT725, KT730, KT735, KT740, and KT745. These engines generally require:
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10W-30 oil (synthetic or conventional)
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Oil filter that meets Kohler OEM specs (typically part #12 050 01 o #52 050 02)
When replacing the OEM filter, you can safely use a cross-compatible filter like the Carquest 85348 or equivalents from other brands.
Carquest Oil Filter Equivalent for Kohler 7000 Series
Here’s a quick reference guide for Carquest filters and their cross-compatible OEM and aftermarket equivalents:
| Brand | Part Number | Notas |
|---|---|---|
| Carquest | 85348 | Direct fit, matches Kohler specs |
| Kohler OEM | 12 050 01-S | Standard OEM oil filter |
| Kohler OEM | 52 050 02-S | Updated OEM oil filter (premium) |
| Wix | 51348 | Same as Carquest 85348 (same parent) |
| Napa Gold | 1348 | Premium equivalent, widely used |
| Fram | PH3614 | Budget-friendly aftermarket option |
| Purolator | L10241 | Comparable specs |
| Baldwin | B1400 | Heavy-duty alternative |
| STP | S3614 | Readily available, basic use |
Key Specs of the Carquest 85348 Oil Filter
Understanding the specs ensures you’re not just guessing compatibility, but matching the filter’s performance characteristics with what your engine needs.
| Característica | Spec |
|---|---|
| Thread Size | 3/4″-16 |
| Outer Diameter | 2.69 pulgadas |
| Altura | 3.40 pulgadas |
| Anti-Drainback Valve | Sí |
| Bypass Valve | Sí (8-11 PSI) |
| Micron Rating | ~21 microns (nominal) |
| Filter Media | Cellulose blend |
These specifications align well with Kohler’s original filters, ensuring consistent oil flow and filtration under heavy mower loads.
How to Change the Oil and Filter on a Kohler 7000 Series Engine
Here’s a quick DIY overview of the process:
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Warm Up the Engine: Run your mower for 5-10 minutes to thin out the oil.
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Drain Old Oil: Place a pan under the drain valve and remove the plug. Allow all oil to drain.
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Remove Old Filter: Use an oil filter wrench to loosen and remove the old filter.
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Install New Carquest 85348 Filter:
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Apply a light coat of oil to the rubber gasket.
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Hand-tighten the filter until it’s snug—then give it another 3/4 turn.
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Add New Oil: Refill with 10W-30 oil (amount varies by model, usually ~2 qt).
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Check for Leaks & Oil Level: Start engine, let it run for 1 minute, then shut off and recheck the oil level.
Tip: Change your oil and filter every 50 horas of use or once per season for optimal engine life.
Why Choose Carquest Filters?
Carquest filters (often made by Wix) are trusted aftermarket parts known for their balance of affordability, calidad, and availability. Key benefits include:
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OEM-level filtration
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Reliable construction
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Easy-to-find at Advance Auto Parts or Carquest stores
If you’re already shopping for oil or other parts, picking up the Carquest 85348 is a smart and convenient option.
Preguntas frecuentes
Q: Can I use the Carquest 85348 instead of the Kohler OEM filter?
A: Sí. El 85348 is a direct fit and offers similar performance specs to OEM part numbers 12 050 01-S and 52 050 02-S.
Q: How often should I change the oil filter on a Kohler 7000 Series?
A: Every 50 hours of operation or at least once per season. More frequently in dusty or heavy-duty conditions.
Q: Is synthetic oil okay for the Kohler 7000 Series engine?
A: Sí, Kohler approves full synthetic 10W-30 oil. It can extend oil life and improve cold starts.
Q: Is there a longer or larger oil filter I can use?
A: Some users use longer filters like the Napa Gold 1516 for increased capacity, but ensure there’s enough clearance in your mower chassis.
Q: Are there any downsides to using aftermarket filters?
A: As long as the filter matches OEM specs, there are no downsides. Carquest filters are manufactured to meet or exceed OEM requirements.
Final Thoughts
If you’re maintaining your Kohler 7000 Series engine and wondering what Carquest oil filter to use, Carquest 85348 is the perfect match. It’s affordable, readily available, and built to keep your engine running smoothly. Make sure to follow your engine’s maintenance schedule and use high-quality oil, and your mower will last for years to come.
Whether you’re a first-time DIYer or an experienced mower owner, having the right filter—and knowing why it fits—makes all the difference.
