IH Farmall 560 660 656 706 D282 Head bolts 6"

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6" 221-301
2.00 LBS
$10.00 (Fixed Shipping Cost)

Product Overview

This is a set of 7 NEW 1/2" x 6" long head bolts for IH D166 D188 D236 D282 and D301engines in IH - Farmall 460 504 560 660 656 656 706 Tractors . These bolts have the following specifications. These are the best replacement head bolts for D188 ,D236 . D282 and D301 engines that I have found. I have been using them in my shop for the past 8 years with excellent results.

IH D282 and D236 engines used either 7 short bolts and 7 long bolts or 5 short bolts and 9 long bolts. For less confusion and convienience this sale is for 7 short (6") head bolts.  Depending on your engine you may not need 2 bolts.

  • 20% stronger than Grade 8
  • Minimum 180,000 PSI tensile strength
  • Fatigue/vibration-resistant UNJ thread design
  • Exceeds SAE, ASTM and Military Grade 8 strength requirements
  • 20% higher-than-normal wrenching surface for increased safety and even distribution of torque forces
  • Heat-treated, quenched and tempered
  • Perma Plated for superior corrosion protection
  • Proprietary head marking for improved traceability

I also have the longer head bolts listed . I have over 25 yrs. experience of rebuilding IH tractor and motors and have many parts available . Email your questions and I can probably help you


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