The 75 and ZT Owners Club Forums - View Single Post - Fixing bolts

mbonwick · 20th May 2021, 22:29

The arm to subframe bolts should be grade 10.9, and therefore the nuts should be grade 10.

You will put an 8.8 past yield if you torque it to the factory spec - a very dangerous situation to be in.

20th May 2021, 22:29	#63
mbonwick Gets stuck in Connoisseur SE 1.8 Auto Saloon Join Date: Jul 2015 Location: Kendal Posts: 633 Thanks: 129 Thanked 176 Times in 147 Posts	The arm to subframe bolts should be grade 10.9, and therefore the nuts should be grade 10. You will put an 8.8 past yield if you torque it to the factory spec - a very dangerous situation to be in.