Specs???
Internet: Specifications: - 9.560" deck - Siamese - 4.220" overbore - 4-bolt iron cap design - 48° tappet angle - 318/340 journal size
All of these blocks feature: • process-controlled castings utilizing high-strength cast iron and a computer-controlled stress relieving process • 100% CNC machining with full statistical process control • thick deck surface and 6-bolt cylinder head attachment (48° blocks) for improved sealing and reliability • rough bore at 3.900" with various options that provide over-bore capacities up to 4.220" (in siamese-bore versions) • various options that provide deck height potentials of 8.900" to 9.560" • tappet angles in both 59° (stock) and 48° (improved valve train geometry) are available (59° blocks are not recommended for use with roller tappets) • thicker main webbing and pan rail for improved rigidity • 4-bolt mains in ductile iron, billet • 318/340 main journal size • machined for pre-Magnum head oiling, and dual engine mounts (Magnum and “LA”) Specifications: - 9.560" deck - Siamese - 4.220" overbore - 4-bolt iron cap design - 48° tappet angle - 318/340 journal size
Notes: Not legal for sale on pollution-controlled vehicles or vehicles registered for highway use. 48° cam tunnel machining requires cam bearings P4876372 and cam UGL P4876633 or P4876634.