1964 block,scat steel forged crank,molnar rods,racetech pistons. 30 cc dish pistons 2 thousand above deck.comp solid lifter cam 588-610 lift dur at 50 intake 242 exhaust 250. Trick flow heads out of the box. Blue thunder MR 2x4 intake with 750 vac secondaries. Carbs came with 72 primary jets dropped to 69s. 0.40 cometic head gaskets. MSD dizzy light spring black ring. I did mill 240 thou off the rocker stands. Rockers are rocker arms unlimited stainless rockers. Timing at 30 degrees.