Head torque spec

[Stephen369]

Could someone tell me the head torque spec for a 150hp v6 1985 thanks ste

 

[oldboat1]

20 ft lbs. Retorque after warm up.

 

[Stephen369]

Thank you

 

[Stephen369]

You wouldn't happen to know the torque spec or if there is one for the thermostat casing thanks ste

 

[oldboat1]

1/4 inch bolts would be 5-7 ft. lbs, 5/16 inch 10-12 ft lbs.

Need a service manual for your motor! Maybe eBay.

 

[boobie]

Edit.....

 

[Stephen369]

Thanks ya I need to pick one up thank you