stage 3 6.0 heads fs
#1
On The Tree
Thread Starter
iTrader: (2)
Join Date: Oct 2002
Location: Fairview Heights Illinos
Posts: 172
Likes: 0
Received 0 Likes
on
0 Posts
![](https://ls1tech.com/forums/images/ranks/ls1tech10year.png)
![Default](https://ls1tech.com/forums/images/icons/icon1.gif)
6.0 liter heads stage 3 cnc porting from Keith Craft motorsports 2.08 intake 1.60 exhaust all ferrea valves 918 springs and titanium retainers zero miles on these since they have been worked by keith craft stil in box they were shipped in. milled just to true surface did not have flowed keith said the should flow in the 320's $1500 OBO make offer no ls1 anymore so these need to go
#4
TECH Apprentice
iTrader: (2)
Join Date: Aug 2005
Location: Redding, Ca
Posts: 308
Likes: 0
Received 0 Likes
on
0 Posts
![Default](https://ls1tech.com/forums/images/icons/icon1.gif)
Originally Posted by smeshey
6.0 liter heads stage 3 cnc porting from Keith Craft motorsports 2.08 intake 1.60 exhaust all ferrea valves 918 springs and titanium retainers zero miles on these since they have been worked by keith craft stil in box they were shipped in. milled just to true surface did not have flowed keith said the should flow in the 320's $1500 OBO make offer no ls1 anymore so these need to go
what were these going on? how much will they lower the compression ratio on a 5.3?