Ls3 swap 1974 c10
-thx thoff98
Digging in my cookbook just for you cause I love squarebody trucks..let's get started
Cam #1
dum224 in/232 ex
LSA:dum113 Peak Power:dum547 hp @ 6,300 rpm
Peak Torque:dum514 lb-ft @ 5,100 rpm
Ave HP (3,000-6,500):dum37.6 hp
Ave TQ (3,000-6,500):dum82.6 lb-ft
Tq @ 4,000 Peak Power:dum547 hp @ 6,300 rpm
Peak Torque:dum514 lb-ft @ 5,100 rpm
Ave HP (3,000-6,500):dum37.6 hp
Ave TQ (3,000-6,500):dum82.6 lb-ft
Tq @ 4,000 RPM:dum480 lb-ft
Cam #2
Lift:dum.617 in/ .624 ex
Duration @ .050:dum231 in/239 ex
LSA:dum113
Peak Power:dum566 hp @ 6,400 rpm
Peak Torque:dum517 lb-ft @ 5,200 rpm
Ave HP (3,000-6,500):dum441.4 hp
Ave TQ (3,000-6,500):dum485.4 lb-ft
Tq @ 4,000 RPM:dum477 lb-ft
Cam#3
Lift:dum.647in/.612ex
Duration @ .050:dum235 in/244 ex
LSA:dum111 degrees
Read Peak Power:dum573 hp @ 6,400 rpm
Peak Torque:dum526 lb-ft @ 5,200 rpm
Ave HP (3,000-6,500):dum449.4 hp
Ave TQ (3,000-6,500):dum494.5 lb-ft
Tq @ 4,000 RPM:dum484 lb-ft
Now let me dig a little bit deeper. The 224 cam increased power all the threw the entire power curve with no loss of torque no where. Awesome cam all the way around in my opinion. The 231 cam and the 224 cam was neck to neck as far as torque goes but later in the power car the 231 starts to outshine the 224 cam. The 224 cam idles way nicer too. Almost forgot to tell you running a cam over 230 duration you'll definitely want to check PTV.
Last in the line up. The 235 cam is really meant for a weekend warrior instead of daily driver type cam. PTV becomes a really big factor running this cam. The 235 cam would need lot of gear/stall to really take advantage of the type of manners it likes. Not what I'd recommend for you.
Good luck and I hope this helps you.
Digging in my cookbook just for you cause I love squarebody trucks..let's get started
Cam #1
dum224 in/232 ex
LSA:dum113 Peak Power:dum547 hp @ 6,300 rpm
Peak Torque:dum514 lb-ft @ 5,100 rpm
Ave HP (3,000-6,500):dum37.6 hp
Ave TQ (3,000-6,500):dum82.6 lb-ft
Tq @ 4,000 Peak Power:dum547 hp @ 6,300 rpm
Peak Torque:dum514 lb-ft @ 5,100 rpm
Ave HP (3,000-6,500):dum37.6 hp
Ave TQ (3,000-6,500):dum82.6 lb-ft
Tq @ 4,000 RPM:dum480 lb-ft
Cam #2
Lift:dum.617 in/ .624 ex
Duration @ .050:dum231 in/239 ex
LSA:dum113
Peak Power:dum566 hp @ 6,400 rpm
Peak Torque:dum517 lb-ft @ 5,200 rpm
Ave HP (3,000-6,500):dum441.4 hp
Ave TQ (3,000-6,500):dum485.4 lb-ft
Tq @ 4,000 RPM:dum477 lb-ft
Cam#3
Lift:dum.647in/.612ex
Duration @ .050:dum235 in/244 ex
LSA:dum111 degrees
Read Peak Power:dum573 hp @ 6,400 rpm
Peak Torque:dum526 lb-ft @ 5,200 rpm
Ave HP (3,000-6,500):dum449.4 hp
Ave TQ (3,000-6,500):dum494.5 lb-ft
Tq @ 4,000 RPM:dum484 lb-ft
Now let me dig a little bit deeper. The 224 cam increased power all the threw the entire power curve with no loss of torque no where. Awesome cam all the way around in my opinion. The 231 cam and the 224 cam was neck to neck as far as torque goes but later in the power car the 231 starts to outshine the 224 cam. The 224 cam idles way nicer too. Almost forgot to tell you running a cam over 230 duration you'll definitely want to check PTV.
Last in the line up. The 235 cam is really meant for a weekend warrior instead of daily driver type cam. PTV becomes a really big factor running this cam. The 235 cam would need lot of gear/stall to really take advantage of the type of manners it likes. Not what I'd recommend for you.
Good luck and I hope this helps you.
http://vengeanceracing.net/2010-5th-...elete-kit.html
http://vengeanceracing.net/2010-5th-...elete-kit.html
when i go to buy the motor should i just get the bone stock ls3 or should i get the ls376/480?? and with upgrading the cam and getting headers will i be able to achieve over 100rwhp gain? ive seen it done on some of the vengeance racing camshafts. what other things should i add to the truck? A friend of mine also told me that i should get this for my engine? is it any good? https://www.holley.com/products/ls_p.../parts/550-610
when i go to buy the motor should i just get the bone stock ls3 or should i get the ls376/480?? and with upgrading the cam and getting headers will i be able to achieve over 100rwhp gain? ive seen it done on some of the vengeance racing camshafts. what other things should i add to the truck? A friend of mine also told me that i should get this for my engine? is it any good? https://www.holley.com/products/ls_p.../parts/550-610
Im sure vengeance have tested all those cams and can tell you which one is the best to go with on your build. Headers and cam will net you that 100rwhp but then again its all about the specs of the cam. All grinds are different..best thing to call and give those guys all the info you can.
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Im sure vengeance have tested all those cams and can tell you which one is the best to go with on your build. Headers and cam will net you that 100rwhp but then again its all about the specs of the cam. All grinds are different..best thing to call and give those guys all the info you can.
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If you can find an LS3 reasonable, its a great choice. But, don't count out an LQ9, LS2, or even an LS1 if the price is right.
Vito..... you are exactly right.
When choosing a gear to go in the rear you need to take your Tranmission of choice into consideration. Also the tire height and how much time the truck go spend on the highway... who knows you might plan on driving the truck a long distance state to state.
A 3.91 gear would be nice behind a 6 speed transmission... get decent gas mileage on the highway and city too with plenty of low end grunt. Nothing like having a overdrive in my opinion. I wouldn't run a 3.91 gear behind a turbo 350/400 Tranmission down the highway all the time either. There really is no best/right choice.... that's kinda be like me asking you what color do you like.... Red or blue?....
When choosing a gear to go in the rear you need to take your Tranmission of choice into consideration. Also the tire height and how much time the truck go spend on the highway... who knows you might plan on driving the truck a long distance state to state.
A 3.91 gear would be nice behind a 6 speed transmission... get decent gas mileage on the highway and city too with plenty of low end grunt. Nothing like having a overdrive in my opinion. I wouldn't run a 3.91 gear behind a turbo 350/400 Tranmission down the highway all the time either. There really is no best/right choice.... that's kinda be like me asking you what color do you like.... Red or blue?....





