What are the differences between the 1j and 2 j heads? do they flow different amounts? Bolt patterns? Is there a big twin kit out for the 1j? will a 2j big twin kit fit?
just some Qs
THANKS alot
ps I tried asearch so dont rage
I found mostly stock twin conversation
just some Qs
THANKS alot
ps I tried asearch so dont rage
I found mostly stock twin conversation