555 BBC

555 BBC
900HP race gas or methanol
Bore 4.56 stroke 4.25


The 555 sportsman race engine starts with a World Merlin III or Dart Big M block that we fully machine on our Rottler cnc equipment, diamond hone, clean, paint, and pressure test, we then install all new components.

•Eagle 4340 forged crankshaft
•Eagle 4340 forged h beam rods
•Wiseco  forged dome pistons                                                                               •Wiseco file fit rings
•Clevite H series bearings
•Erson solid roller cam and lifters
•Double row billet timing set
•Aluminum timing cover
•Billet pointer
•SFI balancer
•SFI 168 tooth flexplate
•Melling HV oil pump
•Moroso oil pan and pickup
•Felpro gaskets
•Dart pro 1 cnc ported aluminum heads with severe duty stainless valves, roller  springs, locks, retainers, 7/16 rocker studs and guide plates.
•.080 wall hardened pushrods
•Crane gold roller rocker arms
•Stud girdle
•Polished aluminum logo valve covers
•Edelbrock victor intake
•ARP head bolts

This engine is fully machined, balanced, assembled, and dyno tested.

Options and upgrades for this engine

•1050 Holley Dominator                        950
•1150 Quick fuel Dominator                1150
•1250 Quick fuel Dominator                1195
•Manley H beam rods w/2000 bolts      300
•Comp cams belt drive cam                  779
•Moroso vacuum pump installed           950
•Billet main caps                                    300
•ATI balancer                                         225
•Moroso pro series aluminum pan         475
•Moroso billet oil pump                          295
•Dart or Brodix aluminum block           3500
•Severe duty lifter  (hippo)                     230
•Cometic head gaskets                           90
•MSD billet distributor & wires               340
•Crank Trigger                                       275