I Beam 5.956" 2.310" .912" 5140 Connecting Rods Ford 351 Windsor w/ ARP 2000 All the necessary parts are

All the necessary parts are included to make for a fast

Speedmaster C4 automatic transmission small block to big block torque converter conversion plate

Speedmaster planetary gears are cut with a straight tooth instead of the helical cut tooth

you can get 25 to 50 HP from these Proform main bodies

I Beam 5.956" 2.310" .912" 5140 Connecting Rods Ford 351 Windsor w/ ARP 2000 All the necessary parts areThese Speedmsater I beam connecting rods incorporate all of the best features possible for an I beam rod, including some strength adders found in H beam designs. Speedmaster I beam connecting rods are profiled with clearance for long stroke applications. These connecting rods feature a one rib cap design for added strength and bearing support, polished beams to eliminate stress risers.