427bbc versus 427bbc . Long stroke 4"/Short Stroke 3.76"
stroker 396ci 4.165"×4"=436ci
10.7 to 1 cr.
#290 heads
Victor Junior intake
cam hyd.roller 239/[email protected] .540/.560 LSA108 (same both moter's)
versus
destroked 454ci 4.320"×3.76"=441ci
9.75 to 1 cr.
#049 heads
Victor Junior intake