Originally Posted by
Karlos G
I think when I first spoke about this new build Gary said to use 3mm spacers.
Yes I can buy uprated springs but when I dont need them thats £300 saved.
But yes Perry I should of checked before fitting the head!

lol
300 pounds for springs? Where are you guys getting your parts from?
That price is like $650.00 - Get your springs from the USA - online.
What valve spring pressure are you looking for?
Shimming valvesprings 1mm is alot - you may get enough pressure with factory springs shimmed 1 mm.