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Description
BCPR5ES – NGK Spark Plug (Replaces Champion RC12YC) Genuine OEM Replacement
The NGK BCPR5ES Spark Plug is a premium OEM replacement spark plug engineered to deliver reliable ignition performance for a wide variety of lawn mowers, zero-turn mowers, garden tractors, generators, pressure washers, and other small gasoline engines. Designed for consistent spark delivery, the BCPR5ES promotes quick starts, smooth idling, improved fuel efficiency, and dependable engine performance in both residential and commercial applications.
This spark plug also serves as a direct replacement for Champion RC12YC, making it an excellent choice for servicing many Kohler, Briggs & Stratton, Kawasaki, Honda, Tecumseh, and other small engines requiring this heat range and thread specification.
Product Details
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Part Number: BCPR5ES
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Brand: NGK
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Part Type: Spark Plug
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Replaces: Champion RC12YC
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Electrode Type: Nickel Alloy Center Electrode
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Thread Diameter: 14 mm
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Reach: 19 mm (3/4")
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Hex Size: 16 mm (5/8")
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Resistor Type: Yes
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OEM Status: Genuine NGK Spark Plug
Key Features
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Genuine NGK OEM-quality spark plug
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Direct replacement for Champion RC12YC
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Reliable cold and hot starting
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Consistent ignition performance
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Improves combustion efficiency
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Helps reduce fuel consumption
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Excellent resistance to fouling
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Long service life
Function
The NGK BCPR5ES Spark Plug ignites the air-fuel mixture inside the combustion chamber, ensuring efficient combustion, dependable engine starting, smooth operation, and maximum engine performance.
Replaces Part Numbers
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NGK: BCPR5ES
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Champion: RC12YC
Compatible Equipment
The NGK BCPR5ES Spark Plug is used in numerous small gasoline engines powering equipment such as:
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Zero-turn mowers
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Riding lawn tractors
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Walk-behind lawn mowers
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Garden tractors
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Generators
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Pressure washers
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Tillers
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Utility equipment
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Other engines specifying NGK BCPR5ES or Champion RC12YC
Always verify your engine model, owner's manual, and original spark plug specification before ordering to ensure proper compatibility.
Who Is This For?
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Homeowners
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Commercial landscapers
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Small engine repair technicians
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Equipment maintenance professionals
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Fleet maintenance departments
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Outdoor power equipment owners
Recommended Applications
Ideal for:
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Routine tune-ups
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Annual maintenance
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Hard-starting engine repairs
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Engine rebuilds
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Preventive maintenance
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Spark plug replacement
Pros
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Genuine NGK quality
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Direct replacement for Champion RC12YC
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Excellent ignition reliability
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Smooth engine operation
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Improved fuel efficiency
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Long service life
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Easy installation
Cons
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Compatible only with engines specifying this spark plug
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Spark plug gap should always be verified according to the engine manufacturer's specifications before installation
Comparison – NGK BCPR5ES vs Champion RC12YC
NGK BCPR5ES
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Premium OEM-quality construction
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Excellent resistance to fouling
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Consistent spark performance
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Long electrode life
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Trusted by professional technicians worldwide
Champion RC12YC
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Direct equivalent heat range
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Reliable OEM performance
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Common replacement in many small engines
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Similar fit and operating characteristics
Why Buy from Barry's Power Equipment?
Barry's Power Equipment supplies genuine OEM and premium replacement ignition components trusted by homeowners, commercial landscapers, and professional repair technicians.
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Genuine NGK spark plugs
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Fast nationwide shipping
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Competitive pricing
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Expert technical support
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Extensive inventory for NGK, Champion, Kawasaki, Kohler, Honda, Briggs & Stratton, SCAG, Toro, Exmark, Wright, Ariens, Gravely, STIHL, Ferris, Hustler, Cub Cadet, John Deere, and many other leading outdoor power equipment brands.

