BioLion Kohler Courage air & oil filter kit for 15–22 HP (20‑083‑02‑S air, 52‑050‑02‑S oil) OEM-fit, 27µm

This BioLion replacement set includes the 20 083 02-S air filter and 52 050 02-S oil filter engineered to fit Kohler Courage 15–22 HP engines, delivering OEM-standard filtration performance for lawn and garden equipment.

If you maintain mowers, garden tractors, or light commercial equipment powered by Kohler SV-series engines, choosing the right filters preserves engine life and keeps machines running reliably. This kit is a new, aftermarket solution built to match OEM fit and function for a broad range of Kohler Courage engines (SV470–SV620 series) and many popular mower models from Cub Cadet, Toro, and Husqvarna. The air element and spin-on oil filter are sized and specified to meet routine service needs without expensive dealer parts.

Which Kohler engines and machines will these filters fit?

The BioLion air and oil filters are compatible with Kohler Courage SV470 through SV620 engines covering approximately 15–22 HP models. They also cross-reference numerous OEM part numbers and fit common residential and commercial mower lines.

• Compatible Kohler models: SV470, SV471, SV480, SV530, SV540, SV541, SV590, SV591, SV600, SV601, SV610, SV620 and S variants
• Fits Cub Cadet models: LTX1045, LTX1040, LTX1042, LT1045, LT1042, RZT42
• Fits Toro and Husqvarna: select LX and YTH series walk-behind and tractor applications

What are the exact filter dimensions and key specifications?

Knowing precise measurements ensures correct installation and sealing. BioLion provides exact sizing for both elements so you can compare to the parts being replaced before purchase.

• Air filter dimensions: width 5-3/8 in, length 6-3/4 in, height 1-3/8 in
• Oil filter dimensions: height 3-1/8 in, outer diameter 3 in, seal OD 2-13/16 in
• Oil filter thread: 3/4-inch-16 mount; micron rating ~27; relief pressure 8–11 PSI

How do these parts compare to OEM and what part numbers do they replace?

This BioLion set is produced to meet OEM-style fit and filtration without the OEM price. The listing cross-references common original part numbers so you can match items quickly at service time.

• Air filter cross-references: 20-083-02-S, 20-083-06-S, KH-20-083-02-S, KH-20-883-02-S1
• Pre-filter replacements referenced: 20-083-03, 20-083-03-S, 20-083-04-S
• Oil filter cross-reference: 52-050-02, 52-050-02-S (spin-on style)

What should I check before installing these filters?

Confirming fit before installation avoids service delays. Compare the new elements with your originals and confirm thread and seal dimensions for the oil filter.

• Match the air filter footprint and thickness to the original housing
• Verify oil filter thread (3/4-inch-16) and seal OD to ensure proper mounting
• Inspect pre-filter compatibility if your machine uses an additional pre-cleaner

Who this kit is for: DIY homeowners, professional landscapers, and small-fleet managers who service Kohler-powered mowers and tractors and want a dependable aftermarket alternative to OEM filters. This BioLion set suits routine maintenance schedules, parts stocking for repair shops, and anyone replacing worn or clogged air and oil filters on compatible Kohler engines. Always compare part numbers and dimensions against your existing filters before fitting, and follow your engine manufacturer’s maintenance intervals and procedures for safe, effective service.