Page 1 of LS1/LS7 Chevrolet Warhawk Engine Blocks by World Products

warhawk ls7x the ultimate replacement for chevrolet ls1/ls7 and c5r blocks the engineering team at world products collaborated with leading racers and engine builders to develop the awesome new warhawk® engine block it s got a multitude of important features that you won t find from the factory even c5r race blocks you want displacement how about 454 c.i.d.with a tall deck block more if you employ an external oil galley want to add a blower or use nitrous world has added provisions for two extra head studs per cylinder want to drop this engine in an early chevy with no hassles the block also has sbc mounts and fits 1958-up the list goes on.the block is equipped with a priority main lubrication system so the crankshaft gets the oil first and the top-end is last moreover the warhawk has been designed entirely with state-of-the-art cad and 3d modeling systems likewise the tooling has been generated entirely using contemporary computerized processes it s one accurate block essential external components for the warhawk are a cam retention plate p/n 832800 at right and rear cover p/n 832820 at left superior bottom-end the warhawk® takes a cue from the gm c5r racing block in terms of billet steel main cap design then ups the ante through use of arp s highly acclaimed 200,000 psi main studs technical specifications material a357-t6 aircraft aluminum alloy deck heights 9.240 and 9.800 600 minimum deck thickness motor mounts ls1 and early small block chevy head studs provisions to use 2 extra studs per cylinder optional bore sizes 4.000 and 4.125 w 100 dry sleeves .300 support cam bores can be machined up to 60mm stud holes counterbored to eliminate distortion components accommodates all standard gm ls-series oil systems can accommodate dry sump scavenge p/u at rear crank clearance accepts 4.250 stroke crank 454 c.i.d max bore main caps billet steel c5r-style with 200,000 psi arp fasteners lubrication priority main feeds crankshaft first and top-end last built for big boost not only is the warhawk® block reinforced in all critical areas but there are provisions for two extra head studs per cylinder this substantially increases the available clamping force allowing engine builders to employ high combustion pressures with complete confidence warhawk ls7 aluminum block cnc block part description 086505 warhawk ls7 aluminum block 086515 warhawk ls7 aluminum block 086525 warhawk ls7 aluminum block 061075 valley cover plate required 832800 cam retention plate required 832560 cyl hd std kit 9.240 ht 4 studs per cyl req d 832563 cyl hd std kit 9.800 ht 4 studs per cyl req d warhawk ls7 prepped blocks 086505-4000 warhawk ls7 prepped block 086515-4125 warhawk ls7 prepped block 086525-4125 warhawk ls7 prepped block deck 9.240 9.240 9.800 832820 832561 832564 9.240 9.240 9.800 bore 3.990 4.115 4.115 mains 2.559 2.559 2.559 main caps billet cross bolted billet cross bolted billet cross bolted rear seal plate required cyl hd std kit 9.240 ht 2 add studs per cyl cyl hd std kit 9.800 ht 2 add studs per cyl 4.000 4.125 4.125 2.559 2.559 2.559 billet cross bolted billet cross bolted billet cross bolted engine blocks rev 2/07 15

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