What oil does a Honda GCV160 take?

Honda's manual specifies SAE 10W-30 (API SJ or later, for general use; other viscosities in the manual chart may be used by average temperature), and the capacity is 17 oz (0.50 L) dry engine, refill 12.0-13.5 oz (0.35-0.41 L), about 0.53 US qt dry.

What spark plug does a Honda GCV160 use?

NGK BPR5ES (or NGK BPR6ES (pressure washer applications)), gapped 0.028-0.030 in (0.70-0.80 mm), per Honda's manual.

What air filter fits a Honda GCV160?

Part 17211-ZL8-023, per Honda's manual or parts listing.

Honda GCV160 oil type and capacity, spark plug and air filter

GarageDex's data from Honda's own published specs: the Honda GCV160 takes 10W-30 oil (17 oz (0.50 L) dry engine, refill 12.0-13.5 oz (0.35-0.41 L), about 0.53 US qt dry), an NGK BPR5ES spark plug gapped 0.028-0.030 in (0.70-0.80 mm) and air filter 17211-ZL8-023.

Shop 10W-30 oil The spec in the Honda GCV160 manual

Key takeaways

Oil capacity: 17 oz (0.50 L) dry engine, refill 12.0-13.5 oz (0.35-0.41 L), about 0.53 US qt dry. Add it in stages and stop at the dipstick's full mark rather than pouring the whole amount at once.
Spark plug: NGK BPR5ES, gap 0.028-0.030 in (0.70-0.80 mm).
Every value on this page is quoted from Honda's own manual or spec page, linked beside it.

Honda GCV160 maintenance specs
Item	Spec	From the manual
Engine oil	SAE 10W-30API SJ or later, for general use; other viscosities in the manual chart may be used by average temperature	“Engine Oil Type SAE 10W-30, API SJ or later, for general” source
Oil capacity	17 oz (0.50 L) dry engine, refill 12.0-13.5 oz (0.35-0.41 L), about 0.53 US qt dry	“Oil capacity Dry engine: 17 oz (0.50 L) Refill amount: 12.0 ~ 13.5 oz (0.35 ~ 0.41 L)*” source
Spark plug	NGK BPR5ESBPR6ES for pressure washer applications, BPR5ES for all other applications	“BPR6ES (NGK) (pressure washer types) BPR5ES (NGK) (all other applications)” source
Spark plug gap	0.028-0.030 in (0.70-0.80 mm)	“Spark plug gap 0.028 ~ 0.030 in (0.70 ~ 0.80 mm)” source
Air filter	17211-ZL8-023paper element, from the parts list of a Honda mower manual that uses the GCV160	“Air filter 17211-ZL8-023 Paper” source
Fuel	unleaded, pump octane 86 or higher	“Unleaded gasoline with a pump octane rating of 86 or higher” source

Parts for the Honda GCV160

Each Buy button searches Amazon for the exact spec in the manual.

Engine oil
10W-30, 17 oz (0.50 L) dry engine, refill 12.0-13.5 oz (0.35-0.41 L), about 0.53 US qt dryBuy
Spark plug
NGK BPR5ESBuy
Air filter
Honda 17211-ZL8-023Buy

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Other Honda small engines

GX120 GX160 GX200 GX240 GX270 GX340 GX390 GXV160 GCV190 GCV170 GCV200 GC160 GC190

Sources: Honda GCV160 / GCV190 Owner's Manual (PDF), Honda mower owner's manual with GCV160 engine parts list (PDF). If your unit's own manual or label differs, follow it.