I made 828hp @ 7200 with a stroked 400. I use it for racing only.
block
sonic tested
decked
four-bolt main caps for the middle three main journals (i used pro-gram main caps
www.pro-gram.com)
align bored
lifter bores trued and bushed (this is needed for consistent valve train geometry)
block hardener up to the bottom of the frost plugs — this is essential to keep the cylinder bores round and true.
engine components
4.15” stroke eagle crank (i would get a K1 crank if i were to do it again)
6.760” H-beam 2000 eagle connecting rods
ross racing pistons (custom to achieve 13.91:1 compression)
gapless rings — total seal
milodon external oil system w/ dual pickups and 8 qt pan
comp cams roller lifters
cam motion solid roller dual pattern .720”/.708” lift 283/293 @ .050”
smith bros. push rods
top of motor
indy SR heads -- welded intake (you’d be better off getting indy 440-1 heads)
2.25” intake / 1.81” exhaust valves with a competition 50 degree valve job
ported to flow
[email protected] intake /
[email protected] exhaust
harlan sharps roller rockers 1.5:1 -- offset intake
indy single plane intake — port matched to heads
holley dominator 8896 carburetor
msd ignition digital 6 plus, crank triggered ignition
tti 2”/2 1/8” step headers