YAMAKATO spark plug for Champion RC12YC and NGK BCPR5ES engines, reliable starts.
YAMAKATO spark plug for NGK BCPR5ES; precise fit for durable ignition.
YAMAKATO spark plug for Briggs & Stratton 491055S engines, dependable ignition potential.
YAMAKATO spark plug with teflon tape included, simplifies installation.
YAMAKATO copper-core spark plug detail, efficient heat transfer.
YAMAKATO thread size M14-1.25mm, secure fit for compatible engines.

YAMAKATO

YAMAKATO Spark Plugs for Champion RC12YC, NGK BCPR5ES, Briggs & Stratton 491055S – 2-Pack + Teflon Tape

High-performance patio lawn and garden made for confident daily results

$12.58

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Why customers choose PatioZora Garden

YAMAKATO Spark Plugs are designed as clean, reliable replacements for popular small‑engine ignition systems. This 2‑pack targets three widely used models—NGK BCPR5ES (6130), Champion RC12YC, and Briggs & Stratton 491055S—offering a straightforward swap that may support smoother starts and steadier idle in everyday use. The package also includes a bonus roll of teflon tape to help with a tidy, seal-friendly installation.

Compatibility at a glance

  • Replaces NGK BCPR5ES (6130) for compatible engines
  • Replaces Champion RC12YC for common small machines
  • Replaces Briggs & Stratton 491055S for select tools and generators

Construction, specs, and performance notes

  • Core material: Copper for efficient heat transfer
  • Thread size: M14x1.25mm
  • Thread reach: 19mm, ensuring proper seating
  • Hex size: 16mm for easy tightening with standard tools

What’s included

  • 2 × K5RTC spark plugs
  • Bonus teflon tape for installation

Real‑world use and installation tips

These plugs are designed to fit in place of the specified models, offering a straightforward swap for many small engines such as lawn equipment, generators, and other tools. You may notice easier starts and steadier idle in everyday scenarios. For installation, hand‑tighten before finishing with a wrench to avoid cross‑threading, then check seating with a proper torque if your tool recommends one.

Note that performance gains depend on the engine’s overall condition and vintage. While the goal is a reliable ignition replacement, results can vary based on wear, fuel quality, and maintenance history. Consider these plugs as part of a regular tune‑up ethos rather than a guaranteed improvement.

Why choose YAMAKATO

YAMAKATO focuses on practical, compatible replacements that align with OEM specifications. The copper core and precise dimensions are designed to support familiar engine layouts while offering a straightforward install experience for DIY enthusiasts and professionals alike.

FAQ

Q: Which engines do YAMAKATO Spark Plugs fit?

A: They replace NGK BCPR5ES, Champion RC12YC, and Briggs & Stratton 491055S in compatible small engines.

Q: What’s included in the package?

A: Two K5RTC spark plugs with a bonus teflon tape for installation.

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