|These Manley/Dart or World 632 cid Block and Balanced Rotating Assemblies for nitrous applications offer race proven quality components at a greatly reduced package price. Dart Big M or World steel cap block, forged 4340 crankshaft, H-beam rods with ARP2000 rod bolts, Diamond forged domed nitrous pistons and file fit rings are standard in this popular combination.
Other Combinations Available - Custom Assemblies our Specialty - Please Inquire
Hundreds of stroke & bore combinations available
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