DENSO Auto Parts 4174 spark plug for the 2006-2010 Yamaha XC50 Vino 50 Classic and other vehicles ignites the air-fuel mixture in the combustion chamber. Its patented U-Groove ground electrode allows a larger flame front for better ignitability.
- Copper core center electrode for thermal conductivity
- Nickel center electrode tip and nickel ground electrode core
- Resistance rated at 5000 ohms
- Pre-gapped to 0.8 mm
- Flat seat with a 14.0 mm thread diameter and 19.0 mm reach
Quick facts
- Part: DENSO Auto Parts 4174 spark plug
- Fits: the 2006-2010 Yamaha XC50 Vino 50 Classic and other vehicles
Hard starting, a rough idle or a misfire can be signs of a worn spark plug. Before you replace the plug, rule out a weak ignition coil, a damaged plug cap or wire, and a fuel delivery problem, since those can also make the engine run poorly.
Fits
The 2006-2010 Yamaha XC50 Vino 50 Classic, the 2007-2010 Yamaha XF50 C3 and the 2009-2010 Yamaha XVS950 V Star 950 are among the vehicles this plug fits, and it fits more besides. The first two take one plug each, while the third takes two.
Specifications
Fit and size
- Thread diameter: 14.0 mm
- Reach: 19.0 mm
- Hex size: 16 mm
- Seat type: flat
- Pre-gap size: 0.8 mm
- Manufacturer heat range: 22
- Quantity per vehicle: 1 or 2, depending on the vehicle
Build and materials
- Resistance: 5000 ohms
- Center electrode core: copper
- Center electrode tip: nickel
- Ground electrode core: nickel
- Country of origin: China
Product information is for general reference and may contain errors. See our Disclaimer.
Frequently Asked Questions
Does the DENSO Auto Parts 4174 fit the 2006-2010 Yamaha XC50 Vino 50 Classic?
Yes, DENSO Auto Parts 4174 fits the 2006-2010 Yamaha XC50 Vino 50 Classic, which takes one plug. It fits many other vehicles too, so check your own in the "Vehicles it fits" section.
Does this DENSO Auto Parts spark plug come pre-gapped?
Yes, DENSO Auto Parts 4174 comes pre-gapped to 0.8 mm.
What thread size and reach does this spark plug have?
This plug has a 14.0 mm thread diameter, a 19.0 mm reach, a 16 mm hex and a flat seat.
What are the signs of a worn spark plug like the 4174?
Hard starting, a rough idle or a misfire can be signs of a worn plug. A shop can test the ignition system to find out.
What does the U-Groove on this DENSO spark plug do?
The patented U-Groove on the ground electrode allows a larger flame front and improved ignitability. DENSO Auto Parts 4174 also has a copper core center electrode.
