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Costa Rica, San José
1 Level
685 Review
57 Karma

Review on Denso 3137 Spark Plug by Johnathan Hegie

Revainrating 5 out of 5

Runs Like New Spark Plugs

My John Deer z425 ran terribly in just 300 hours - changed spark plugs - runs like new. John Deere recommends replacing the spark plugs every 100 hours of operation

Pros
  • Performance Parts & Accessories
Cons
  • Discontinued