Quote:
Originally Posted by Soul TKR  I do...
basically the differences have been mentioned already...
the LQ4 pistons are dished for lower compression... ideal for boosted applications
the LQ9 are flat topped... better for NA cars
both are iron blocks
in my case i have an LQ4, but I milled my heads to raise my compression back up. |
what H/C/I combo you using? hp/tq? You like it better?