Dart Ls Next Block - 4.125" Bore 9.240" Deck, Cast Iron 31837211

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 ironalloy
• Conventionalstyle 4-bolt steel main capswith 7/16 bolts areused
• Full main webbingfor maximum bottom endstrength
• Cylinderbarrels are extended by.375 at the bottom,providing greater pistonsupport for allcombinations
• 9.240deck height, with options of9.450" are available whichallows for a possibleeffective barrel length of9.825 deckblock
• Extra thickSiamese cylinder bores allowfor large displacementcapacity, and a max bore sizeof at least 4.200
• A5/8 thick full deck designwith a 9.240 deckheight
• Six head boltsper cylinder provide secureclamping for power adderapplications
• Headbolts are upgraded to 7/16for increasedstrength
• Blind headbolt holes dont go throughinto the waterjacket
• Provision foroil restrictors in the liftervalley
• Revised lowrestriction priority mainoilingsystem
• Pro-Stock /Pro-Mod big block stylestepped main oilgalley
• An external oilfilter must be used with stockor aftermarket oilpumps
• Dual startermounts
• The waterjacket on the #1 cylinder hasbeen expanded for additionalcooling capacity
• LSXstyle lifter bosses and dogbone provision areprovided
• Moroso oilpan suit DART LS NEXT BLOCK MO20144
• Oil pickup suit DART LS NEXT BLOCK MO24144