Dart Ls Next Block - 4.125" Bore 9.240" Deck, Cast Iron

Darts Ls Next Block Isthe First Significant Changein The Architecture Of The Lsengine Platform. Byeliminating The Y-Blockdesign And Utilizingconventional Style Main Capsand Oil Pans, Dart Hasaddressed The Problemsresulting From The Lsengines Separated Crankcasebays. Windage Is Greatlyreduced, Resulting Inincreased Power Along With Amuch Stronger Main Webarea.Features:Dartsls Next Block Is Cast In Theusa With Premium Cast Ironalloyconventionalstyle 4-Bolt Steel Main Capswith 7/16 Bolts Areusedfull Main Webbingfor Maximum Bottom Endstrengthcylinderbarrels Are Extended By.375 At The Bottom,Providing Greater Pistonsupport For Allcombinations9.240Deck Height, With Options Of9.450 " Are Available Whichallows For A Possibleeffective Barrel Length Of9.825 Deckblockextra Thicksiamese Cylinder Bores Allowfor Large Displacementcapacity, And A Max Bore Sizeof At Least 4.200A5/8 Thick Full Deck Designwith A 9.240 Deckheightsix Head Boltsper Cylinder Provide Secureclamping For Power Adderapplicationsheadbolts Are Upgraded To 7/16For Increasedstrengthblind Headbolt Holes Dont Go Throughinto The Waterjacketprovision Foroil Restrictors In The Liftervalleyrevised Lowrestriction Priority Mainoilingsystempro-Stock /Pro-Mod Big Block Stylestepped Main Oilgalleyan External Oilfilter Must Be Used With Stockor Aftermarket Oilpumpsdual Startermountsthe Waterjacket On The #1 Cylinder Hasbeen Expanded For Additionalcooling Capacitylsxstyle Lifter Bosses And Dogbone Provision Areprovidedmoroso Oilpan Suit Dart Ls Next Block Mo20144Oil Pickup Suit Dart Ls Next Block Mo24144