Headgasket block and headbolt help ?

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Headgasket block and headbolt help ? #1538214 16/05/2015 20:04 16/05/2015 20:04
Joined: Aug 2008 Posts: 439 gillan OP Enjoying the ride
gillan OP Enjoying the ride Joined: Aug 2008 Posts: 439	I'm currently in the process of building a forged block and have a couple of questions What's max safe boost on 20vt block ? Which headgasket ? Can't seem to find arp head studs? Is there a alternative ?

Re: Headgasket block and headbolt help ? [Re: gillan] #1538237 16/05/2015 22:42 16/05/2015 22:42
Joined: Feb 2009 Posts: 225 london L lenzoferrari Making a profit
lenzoferrari Making a profit L Joined: Feb 2009 Posts: 225 london	Hi mate the 20v t block is very stronge and will handle 2.1 bar of boost all day long and more the original head gasket and head bolts are fine to use

Re: Headgasket block and headbolt help ? [Re: gillan] #1538242 16/05/2015 23:14 16/05/2015 23:14
Joined: Aug 2008 Posts: 439 gillan OP Enjoying the ride
gillan OP Enjoying the ride Joined: Aug 2008 Posts: 439	That is very good news thanks

Re: Headgasket block and headbolt help ? [Re: gillan] #1538243 16/05/2015 23:36 16/05/2015 23:36
K knight7660 Unregistered
knight7660 Unregistered K	Just watch out if your boring the block out the thinner the cylinder walls the more likely to cracking which we have seen on the more boost happier coupes outside of the UK.

Re: Headgasket block and headbolt help ? [Re: gillan] #1538244 16/05/2015 23:39 16/05/2015 23:39
Joined: Aug 2008 Posts: 439 gillan OP Enjoying the ride
gillan OP Enjoying the ride Joined: Aug 2008 Posts: 439	I'm going .5 overbore ..

Re: Headgasket block and headbolt help ? [Re: gillan] #1538345 17/05/2015 22:11 17/05/2015 22:11
Joined: Feb 2009 Posts: 225 london L lenzoferrari Making a profit
lenzoferrari Making a profit L Joined: Feb 2009 Posts: 225 london	The only time you should worry that is if you are doing the 2.4 stroker pistons 82.5mm for 2346cc not 83.00mm for 2446cc,because it greatly expanded the block lose strength in the walls of water... So at .5 you are fine nothing to worrie about .

Re: Headgasket block and headbolt help ? [Re: gillan] #1538348 17/05/2015 23:05 17/05/2015 23:05
Joined: Aug 2008 Posts: 439 gillan OP Enjoying the ride
gillan OP Enjoying the ride Joined: Aug 2008 Posts: 439	Great news thanks guys.