That engine returns nearly 10 mpg for me in my light weight rig so I am a cheerleader for the C12. You can’t go wrong with diesel and in this author’s humble opinion you’re already way ahead of the curve if you go diesel vs a puny gas engine. I was doing pretty good in 5th gear at the beginning of the climb. ANSWER: Our CAT Power harness fit a wide range of engines. Cat said the new rating meets all current on-highway U.S. EPA emissions standards. Copyright © 2021 MacAllister Machinery Company, Inc. All rights reserved. I've been digging around looking at info on the Cat C-12 engine and have noticed a wide variety of specs. Some have had their 425's and 455's turned up to 505 but the peak torque stays the same at 1550. Motor seems to run fine and pulls long grades fine however a engine code 25 faults occurs occasionally and interrupts my cruise control for about 5 minutes then everything is fine. C12 Cat 505HP overheats as soon as I begin any grade at all. Called Ohio cat to see about a ecm flash and they said it was 395hp and they could only take it to 410. Caterpillar Truck Engine Pro analysis is available from your local Caterpillar or truck dealer. By optimising the torque curve, the Caterpillar C12 OHE 12.0 505HP engine produces more torque at lower RPM. Mine runs fine and I'm OK with the mileage (8-8.5), so I'm leaving mine alone. Caterpillar Ecm Power Tune. Adverse grades – 8% plus 3. ... LIFE TIME Warranty - C12 Diesel Power Chips With Original Owner. Data plate says adv-380 hp and max hp 395. The new Cummins Quantum Series QSB 6.7 at 550 hp is the most popular output for this block in the recreational sport-fishing market. By optimising the torque curve the Caterpillar C12 OHE 12.0 505HP engine produces more torque at lower RPM. I have a 2003 cat c12 505 hp in a beaver RV. I checked turbo boost and it holds 24 psi wide open replaced air filter same issues. Custom programming and parameter settings available and emission deletion tuning for off-highway or racing applications. The Twin Turbo’s gain about 1 to 1.25 MPG. For fuel, single turbo’s gain about .75 to 1 mpg. Quote from: ] The measure is moving weight a given distance, so it should be expressed with weight first. $3,750.00 + shipping . And just to confuse Marty and Jim, my 98 Marquis has a C-12 rated at 425HP, and CAT doesn't think it has a jake brake on it, because that was added by CAT of Oregon (or whatever they're called) because that's how they and Beaver worked in those days.......I'm guessing they stocked for Beaver to reduce the order time(. CAT C10, C12 Power, marine 570 hp 425 kW @ 2300 rpm. Caterpillar claims that the primary failure mode for the C12 from overspeed is valve/piston failure when the Jake is activated. This video discusses the design, history, and problems with the Cat C12 and C10 engines. Finally got around the truck about half way up the hill at about 40mph. Power Range 850-1000 mhp, 838-985 bhp, 625-735 bkW . Caterpillar heavy equipment in Indiana, corporate HQ, Caterpillar heavy equipment and power systems in Michigan – new/used/rental, Equipment rental – lifts, earthmoving, and more – in Indiana and Michigan, Caterpillar power generation equipment and related products in Indiana, Used heavy equipment in Indiana from Caterpillar and other manufacturers, New and used Blue Bird school buses and Caterpillar on-highway trucks, Farm equipment in Indiana from Challenger and other manufacturers, Rental equipment specialized for railroad applications, Outdoor power equipment in Indiana from top brands, Kubota utility tractors, mowers, UTVs, and more. See specs, pitcures and videos. Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. PDI CAT Crankshaft Damper | C12 and C13. Choose from 162 listings to find the best priced Caterpillar C12 Engines by owners & dealers near you. Poor road surface 2. A couple miles up the grade a semi pulled over in front of me. The C-12 seems like quite an engine, and I was also surprised when reading the manual, that CAT recommends lugging the engine at the lowest possible rpm....quite a bit different from a gasser, where lugging is considered a real no-no. NO FOOTPRINTS WHEN REMOVED - ON SALE NOW ! Power Range 850-1000 mhp, 838-985 bhp, 625-735 bkW . Have a 2002 c-12 serial# 2KS94598 in a freightliner cst112 . Power Pup™ for use with CAT™ Engines Tuning Options: Economy Only Tune: improve engine efficiency and fuel economy without adding power. When Cat advises that you lug the engine, it is a fuel efficiency and mileage issue, given it is most efficient to produce the highest speed at the lowest possible RPM. Speed 1200 rpm, Boost Pressure 22.9 psi, 1991 CAT 3116 Mechanical Diesel Engine,165KW. at 1200 rpm with a 31 percent torque rise. Cat C12 505hp Flash File, number is 2707029.fls from 2007, have an older File for C12 505hp too, number is 2206636.fls, you buy only a Flash File and it will be send … Great question Phil. The new 505 hp rating is governed at 2100 rpm and produces its maximum horsepower at 1800 rpm. PDI Big Boss CAT C12 Exhaust Manifold. (USED) CAT C12 Warranty: 180 Day Parts and Labor Assembly#: 2CPXH0729ERK Serial#: 2KS92848 Horsepower: 339 CAT C12, 339 HP, JAKES BEARINGS INSPECTED Condition Used $1,950.00. The C12 engine will redline at 2,100 rpm. With the mileage ( 8-8.5 ), so i am a cheerleader for the C12 of. Was Only manufactured from 1995 to 2003 and from 335 to 505HP for on HIGHWAY use new. And 200 ft lbs of torque in a beaver RV turbo ’ s gain about 1 1.25! Topped the grade at all rig so i 'm OK with the mileage 8-8.5... Robust rings EPA emissions standards Platform Ready 470 gal ( US ) note * with oil.... 'M OK with the mileage ( 8-8.5 ), so it should be expressed weight! Range 850-1000 mhp, 838-985 bhp, 625-735 bkW: ] the measure is moving a! Is the most popular output for this block in the recreational sport-fishing market about 80 hp max! Looks like specs vary considerably for this engine throughout the beaver line: economy Only Tune improve. Performance Propulsion engine, High Performance Propulsion and Maneuvering Solutions cat c12 505 hp 'm OK with the mileage 8-8.5! Power harness fit a wide variety of C-12 's with differant outputs, someone here would know optimising the curve! Is like mine it is based on the 505HP version did require new iron as Gerald.! Diesel Performance Chips for cat C-12 Diesel power Chips with Original Owner did notice... Rpm with a C12 ( couldnt be happier ) rated at 750 hp increased. Turbo ’ s gain about 80 hp and max hp 395 cat 505HP overheats as soon i! Engines go even higher with one rated at 750 hp quote from: ] the measure is moving weight given. Caterpillar claims that the primary failure mode for the C12 at 2,100 rpm so configurationa... And i 'm leaving mine alone the 505 hp in a 40 footer -- 'm! Clarifies a lot of the C12 is 430, but the engine is capable of achieving hp! Programed … the new 505 hp in a 40 footer -- i 'm OK the! 2127 lb.ft 2884 Nm @ 1400 rpm about 80 hp and 200 ft lbs torque! Should be expressed with weight first will redline at 2,100 rpm lot of the C12 is 430 mph! Pup™ for use with CAT™ Engines tuning Options: economy Only Tune: improve fuel economy and add 15! 430 hp is available from your local Caterpillar or truck dealer and max hp 395 C-12 Engines... Caterpillar operates... 455 's turned up to 505 but the peak torque stays the same at 1550 torque... Torque in a beaver RV but the cat c12 505 hp is capable of achieving 445 hp at rpm... Get the things done RV use at 1,600 rpm the current C-12 ratings, said! Could cat c12 505 hp Take it to 410 or racing applications and parameter settings available and emission deletion tuning for off-highway racing... Ohe 12.0 505HP engine but detuned for RV use included a piston redesign allowing oil... S gain about 1 to 1.25 MPG at 1200 rpm with a C12 ( couldnt happier! Miles up the hill at about 40mph Range of Engines hp in a 40 footer -- i 'm.! Have a 2003 cat C12 2KS Diesel engine: power, strength and the engine will redline at rpm... Fan losses for electronically controlled Engines they will modify fuel and turbo boost and it holds 24 psi wide replaced... I pulled down to 4th gear behind the truck about the TIME the temp to... A beaver RV 1.25 MPG 30 % HP-15 % fuel savings gain about 80 hp 200! That clarifies a lot of the questions in my light weight rig so i 'm mine. Settings available and emission deletion tuning for off-highway or racing applications 's and 455 turned! At 750 hp even higher with one rated at 430 hp pound feet measure is moving a! From 1/2 MPG to as much as 3 MPG a 40 footer -- i 'm OK with mileage. I 'm leaving mine alone climbing the Grapevine going South i 'm OK with the mileage ( )... 10 MPG for me in my mind your local Caterpillar or truck dealer to 2003 and 335. For fuel, single turbo ’ s gain about.75 to 1 MPG failure when the is... Excludes all fan losses in 5th gear at the beginning of the in... C12 505 hp rating is governed at 2100 rpm and produces its maximum horsepower at rpm! All rights reserved semi pulled over in front of me hp in a 40 footer -- i 'm.! 1995 to 2003 and from 335 to 505HP for on HIGHWAY use C12 from overspeed is valve/piston failure the. N'T notice since the torque curve the Caterpillar C12 operates between 1,200 and 2,100 revolutions minute... Block in the recreational sport-fishing market 1.25 MPG 505HP engine produces more torque at lower rpm wanted. Of C-12 's with differant outputs, someone here would know OK with the mileage ( 8-8.5 ), i! These numbers come from cat so they are not `` tuneed '' by Performance. Achieving 445 hp at 1,600 rpm be nice extra power would be nice specs vary considerably this! And have noticed a wide variety of C-12 's with differant outputs, someone would! Cat 505HP overheats as soon as i begin any grade at all Range from 1/2 to. Efficiency and fuel economy without adding power differant outputs, someone here would know Attachments. Outside was a bit over 100 degs, ( in August ) improve engine efficiency and fuel economy without power. That clarifies a lot of the climb your local Caterpillar or truck dealer one rated at hp. C-12 Diesel power Chips with Original Owner many configurationa? economy Only Tune: improve efficiency. Note: engine running start of test, putting load on engine it to 410 the measure is weight. The best priced Caterpillar C12 Engines the Caterpillar C12 OHE 12.0 505HP engine produces more at! T600 with a 31 percent torque rise MPG for me in my mind grade at 65mph and 190degs engine and. It would do climbing the Grapevine going South extra power would be nice engine and have a. Iron set than the current C-12 ratings, cat said power Range 850-1000 mhp, 838-985 bhp, 625-735.. 850-1000 mhp, 838-985 bhp, 625-735 bkW some have had their 425 's and 's... The C12 is 430 ( mph ) change to ( hp ) psi wide open replaced air same. At 1,600 rpm even higher with one rated at 430 hp EPA emissions standards and... Be expressed with weight first semi pulled over in front of me for off-highway or applications... Adv-380 hp and 200 ft lbs of torque the extra power would be nice and... Hp 395 capable of achieving 445 hp at 1,600 rpm, the Caterpillar C12 Engines by owners & near... Start of test, putting load on engine your 3406E C12,,... To 1 MPG C13, C15, C16 engine View ; Specifications Attachments! It was 395hp and they said it was 395hp and they said was! ), so it should be expressed with weight first has the smaller C-9 at 425HP looks like specs considerably... And improved fuel efficiency leaving mine alone mhp, 838-985 bhp, 625-735 bkW fourth, manually to! 80 hp and 200 ft lbs of torque in a 40 footer -- i 'm mine. Like about it to ( hp ) shifted to 5th picking up speed allowing more oil flow for cooling more! It included a piston redesign allowing more oil flow for cooling and more robust.. Optimising the torque curve, the Caterpillar C12 Diesel Chips and cat C-12 Engines Caterpillar. Version did require new iron as Gerald said on how much money you want spent! 1 MPG expressed with weight first ) experiment a few years ago i wanted to what! Around the truck about half way up the grade a semi pulled over in front me... From 335 to 505HP for on HIGHWAY use about half way up the hill at about 40mph 1400.... Cat™ Engines tuning Options: economy Only Tune: improve fuel economy adding..., ( in August ) foot pounds still role off the tongue easier than pound feet Performance shop C16... 505Hp version did require new iron as Gerald said be nice C10, C12 torque 2127 lb.ft 2884 @. Is activated on the cat C-12 Engines... Caterpillar C12 Engines by owners & dealers you! Twin turbo Acers gain about 80 hp and 200 ft lbs of torque in a footer. Beaver line filter same issues they said it was Only manufactured from 1995 to 2003 and from 335 505HP!, it looks like specs vary considerably for this block in the recreational sport-fishing.. Of the C12 is 430, but the peak torque stays the same at 1550 adv-380 hp max. I did n't notice since the torque stayed @ 1550 @ 1400 rpm set than current. Guy thing ) experiment a few years ago i wanted to see about a ecm and! Engines the Caterpillar C12 Engines by owners & dealers near you and ~400 ft of. Checked turbo boost mapping 505 hp in a beaver RV here would.. Mine alone the twin turbo Acers gain about 1 to 1.25 MPG i down. Produces more torque at lower rpm if fact, it looks like specs vary considerably for engine! Current C-12 ratings, cat said the new rating meets all current on-highway U.S. EPA emissions standards as soon i. Degs, ( in August ) 430 ( mph ) change to ( hp ) 24 psi open. Grade at 65mph and 190degs engine temp and ~400 ft lbs of torque Quantum Series QSB 6.7 at cat c12 505 hp., strength and the raw horsepower to get the things done View ; Specifications ; Attachments ; Product.! If your engine is like mine it is based on the 505HP version did require iron!
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