High Compresion

[2wheels4fun]

OK heres a querry for ya Compress or higher compress?
I have a set of pistons that came with the triumph lot I bought a few years ago. They are dimentionaly identical except for the higher dome of the pistons (almost .250) my question is any idea how much more compresion would ya'll say it would be I have never seen any triumph higher then 10.5 to 1 Heres a couple pics to base your guess
Any help would be great!
thanx STEVE

[kgdb]

Originally Posted by 2wheels4fun

OK heres a querry for ya Compress or higher compress?
I have a set of pistons that came with the triumph lot I bought a few years ago. They are dimentionaly identical except for the higher dome of the pistons (almost .250) my question is any idea how much more compresion would ya'll say it would be I have never seen any triumph higher then 10.5 to 1 Heres a couple pics to base your guess
Any help would be great!
thanx STEVE

Well I couldnt really give a good guess on the compression but I had a set of high domed pistons I was trying to use on a 650 unit build but I had some serious valve clearance issues, was waaaay to close for my likeing.

kgdb