2017 Chevro­let Sil­ver­ado HD Powertrain Specs

Ultimate Diesel Builder's Guide - - New Products -

EN­GINE: L5P Duramax 90-de­gree V8 DIS­PLACE­MENT:BORE: 4.055-inch 6.6L (403 ci) STROKE: HORSE­POWER: 3.897-inch 445 hp @ 2,800 rpm TORQUE: 910 lb-ft @ 1,600 rpm iron CRANKCASE:block, forged-steel Heat-treated crank­shaft,cast­cast nodu­lar iron main caps CON­NECT­ING RODS: Frac­tured cap, pow­dered-metal PIS­TONS: Re-melted, cast-alu­minum CYLIN­DER HEADS: Cast-alu­minum (6 bolts per cylin­der, with shar­ing)

VALVETRAIN: Overhead valve (OHV) with 4 valves per cylin­der (32-valve) FUEL IN­JEC­TION SYS­TEM: Denso di­rect-in­jec­tion high-pres­sure com­mon-rail IN­JEC­TION PUMP: Denso HP4 ca­pa­ble of 29,000 psi

IN­JEC­TORS: Denso G4S Gen III (so­le­noid-type) TUR­BOCHARGER: Borg­warner vari­able ge­om­e­try, elec­tron­i­cally con­trolled and ac­tu­ated CHARGE AIR COOLER: Front-mounted, air-to-air

TRANS­MIS­SION: Al­li­son A1000 six-speed au­to­matic

EMIS­SIONS CON­TROL: Ex­haust gas re­cir­cu­la­tion (EGR) with one cooler and integrated by­pass, two diesel ox­i­da­tion cat­a­lysts (DOC), diesel par­tic­u­late fil­ter (DPF), se­lec­tive cat­alytic re­duc­tion (SCR)

DEF TANK CA­PAC­ITY: 7.0 gal­lons

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