[CSX 4027]

tHE GAIN YOU MIGHT HAVE WITH TUNNELPORT MIGHT NOT BE WORTH IT IN THE POWERBWBAND. iF YOU COULD GO hIGH RISER AND COMPRESSION YOU MIGHT BE IN the RIGHT DIRECTION. i HOPE YOU ARE NOT PLANNING ON LEmans RODS. You need tho move into the new century. Here;s the program
Sideoiler,Chevized rods,crank etc. JE new flow pistons. Edelbrock aluminum heads to flow by a pro. 12:1 compression. You will rev to 6800 all day and make 580 to 600 depending on the build. I have lots of info on what works and what does not..TOIK