STEP 4: Apply a liberal amount of the recommended assembly lubricant to the bolt's threads and under the head of the bolt (the underside of the bolt's head). If the rod is titanium, take extra precautions to avoid damaging the plasma coating on the big end sides of the rod. Not all bolts listed are currently available STEP 3: Taking the necessary precautions to protect the rod surfaces, secure the rod in a vise and leave the cap free to float. Use at your own risk.* Note: Crower #90894 is ARP Ultra Torque Lubricant . Make certain that you understand what is described and why it is being done. However no responsibility can be accepted for any damage or injury caused by any errors or omissions in this article. The author has done his best to produce accurate information. Torque for T45 torx screws on the lower rocker arm bearing carrier is 18 Nm or 13 ft.lb. 11.40) 0.05 – 0.40 mm (Adjust to the minimum gap for much quieter engine). Gap between lower rocker arm bearing carrier and rocker arm (manual pp. Information courtesy of Bill ‘Bing’ Bingham Adjust Data: Actually not usually given unless included in a specification drawing. In US the pitch is the distance crest to crest of the threads and is normally given as 0.XXX”. 75.Īmerican bolt sizes are normally called by Dia. Course, is 1.5 mm pitch, Medium is 1.25 (common pitch for spark plugs) Fine is 1 mm and XFine is. Pitch is the distance from crest to crest of the threads in mm. M10 bolts like our Course & Fine series have four different, common pitches. Full designation would be written as M10 x 1.5 x (Lgt. Dali Meeow’s Additional Data, Metric & English Tighten cylinder head - done only at 600 miles, four nuts, do one nut at a time, loosen nut and torque to 20 Nm., then turn nut an additional 180 degrees (called torsion angle) Torque for T45 torx screws on the lower rocker arm bearing carrier (Adjust to the minimum gap for much quieter engine)
Gap between lower rocker arm bearing carrier and rocker arm (manual pp.11.40) Dali Meeow’s additional data - metric and English Designation lb., then turn nut an additional 180 degrees (called torsion angle) Tighten cylinder head - done only at 600 miles, four nuts, do one nut at a time, loosen nut and torque to 15 ft. Screw connect spring strut on control arm Gearbox / rear wheel drive (Locktite 2701) Designationīearing bolt swingarm to gearbox / rear axle Tightening torques -These have been converted from Nm (Newton meters) to the nearest 0.5 ft.lb. A downloadable PDF file can be found here. It applies to all oilheads and I hope you find it useful. By Stephen Karlan (Dali Meeow) – found some of this information on my BMW mechanic’s wall I needed the restĪs I tuned and massaged my R1100.
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