Small Engine Spark Plugs
Lawn Mower Spark Plug

Small Engine Spark Plugs

WOWLTZ's Service Purpose

  • Check Mark Provide free samples to test
  • Check Mark Support OEM & ODM services
  • Check Mark Ensure Quick Delivery
  • Check Mark Provide Technical Support
  • Check Mark Strong Warranty and After-Sales Service
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WOWLTZ Small Engine spark plugs are specifically designed to cater to the unique demands of your outdoor equipment, including mowers, tractors, chainsaws, snowblowers, leaf blowers, and more. Built with precision and quality, these spark plugs ensure that your equipment runs smoothly and efficiently, delivering consistent performance throughout the year. With WOWLTZ Small Engine spark plugs, maintain the reliability and longevity of your outdoor tools, keeping them ready to tackle any task, season after season.

  • High nickel alloy center and ground electrode for extended life
  • Delivers greater durability and reduced wear
  • Good option for all small engine applications 
01

High Nickel Alloy Enhanced Electrodes

Its specially engineered high nickel alloy center and ground electrode provides extended life

02

Copper-Glass Seal & Multi-Rib Ceramic Insulator

Its multi-rib ceramic insulator reduces danger of flash-over while its copper-glass seal bonds the center electrode and terminal post, providing a gas-tight internal seal.

03

Cold-Formed Steel Shell Precision Rolled Threads

Its cold-formed steel shell precision rolled threads provide for greater durability and reduced wear.

Torque Specifications

Plug Thread & Seat Cast Iron HeadsAluminum Heads
SAEMetricSAEMetric
10mm Gasket7-11 ft lb10-15 nm7-11 ft lb10-15 nm
12mm Gasket11-19 ft lb15-25 nm11-19 ft lb15-25 nm
14mm Gasket16-29 ft lb35-40 nm15-22 ft lb20-30 nm
18mm Gasket32-38 ft lb43-52 nm28-34 ft lb38-46 nm
14mm Tapered7-15 ft lb9-20 nm7-15 ft lb9-20 nm
18mm Tapered15-20 ft lb20-27 nm15-20 ft lb20-27 nm

NOTE: Spark plugs should be installed with clean and dry threads to avoid over-torqueing.This can distort the metal plug shell, which often results in engine damage.

  • Gasket Seat
  • Finger Tight Plug
  • 10mm Gasket Seat 1/4 Turn
  • 12mm Gasket Seat 3/8 Turn
  • Tapered Seat
  • Tight to:
  • 14 & 18mm Gasket Seat 1/2 Turn
  • 14 & 18mm Tapered Seat 1/16 Turn

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