Description
When your engine starts knocking or you’re rebuilding that trusty John Deere power plant, every bolt matters—especially the ones holding your connecting rods together. A loose or stretched connecting rod bolt can turn a simple repair into a complete engine overhaul, which is why getting the right bolt for your specific casting numbers is so important.
What You’re Getting
- TISCO quality construction that meets OEM specifications for reliability
- Precise 2.125″ length designed for connecting rods with casting numbers T20007 and R58979
- Heat-treated steel that handles the stress and heat cycles of diesel engine operation
- Direct replacement—no modifications or guesswork about fitment
Built for Engine Work
This bolt is specifically engineered for John Deere engines with the T20007 and R58979 connecting rod castings. These casting numbers are found on various John Deere tractors and equipment where reliability under load is essential. Whether you’re doing preventive maintenance or a full rebuild, having the correct hardware keeps your engine running strong for years to come.
Made to Last
Engine bolts take tremendous stress from combustion forces and temperature swings. This connecting rod bolt is manufactured from quality steel with the proper heat treatment to maintain its strength and torque specifications through thousands of engine cycles. It’s built to handle the demanding conditions inside a working diesel engine.
Good to Know
Always verify the casting number on your connecting rod before ordering—using the wrong bolt can lead to serious engine damage. Check casting number before ordering. When installing, follow proper torque specifications and use new bolts for any rebuild to ensure reliable operation.
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