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
20 foot pounds for the head of a Yamaha blaster
1974 yamaha dt 125
20 foot pounds
To install a cylinder head on a Yamaha Blaster, first ensure the surface of the cylinder and the head are clean and free of debris. Position the head gasket on the cylinder, aligning it properly, then place the cylinder head on top. Secure the head using the appropriate bolts, tightening them in a crisscross pattern to the manufacturer’s specified torque settings. Finally, reattach any necessary components, such as the exhaust and intake, and check for proper alignment.
What do you torque head on Yamaha
39 ft pound. 14/27/39. In stages.
21 ft pounds
The torque specifications for the Yamaha 500 snowmobile head typically range from 18 to 22 foot-pounds (24 to 30 Nm) for the cylinder head bolts. It's essential to follow the specific service manual for your model year, as torque values may vary slightly. Always ensure to torque the bolts in the correct sequence and in multiple passes for even distribution.
these engines have torque to yeald head bolts. there is a process outlined in the repair manuel telling the steps to properly tighten them but there is no total torque number. they should be replaced and should not be reused
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.
Found the answer my self, 29 ft lbs on the larger M10 bolts and I believe it was 6 ft lbs on the 6mm bolts
torque for 2c engine cylinder head bolts