The torque specification for the cylinder head bolts on a 1999 Yamaha YZ250 is typically around 22-25 ft-lbs (30-34 Nm). It's important to follow the manufacturer's service manual for the exact sequence and specifications, as improper torque can lead to engine damage. Always ensure to use a calibrated torque wrench for accuracy.
1974 yamaha dt 125
13 mm
20 foot pounds
The head bolt torque specs for a 1999 Yamaha RT 100 is 16 foot pounds. Specs can be found in Yamaha repair books.
you may want to tighten your head bolts, replace your head gasket. I would replace the gasket it and find out what the torqe specs are for the head
you have to torque the head bolts on a blaster to 25ft-lbs hi you can buy a service book for most car and trucks and motorcycles and it will be in there follow instructions
39 ft pound. 14/27/39. In stages.
The 1999 Dodge 3.3 liter cylinder head bolts should be torqued at 160 pounds psi. The head bolts should be torqued in 40 pound intervals.
21 ft pounds
visual of head bolts on 1999 northstar
The 4 Flange Bolts are 29 ft lbs, and the Allen Bolts are 14 ft. lbs. The sequence is tighten the 4 Big bolts first then the others...
If I were overhauling this engine, I would replace the head bolts with new ones. Money well spent.