Cam swap

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moparstud440

Well-Known Member
Joined
Aug 13, 2005
Messages
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Location
Keymar, MD
My dad is freshening up his 408 after the block cracked a cylinder. Curious if a cam swap would help or not. Car is 3250ish with driver, 408, 727, 5000 stall convertor, Dana 60 4.56 gears, 30" Tire. Shifts the engine at 6000 cross 1/4 mile stripe around 6400. Car has been low 10.80s. The Lunati cam was spec'd by Lunati when he built the engine but at the time he had unported Edelbrock RPM heads on the car. Just switching from the Edelbrock to the Trick Flow heads he picked up roughly 2 tenths (We were still fine tuning when the cylinder wall cracked).

408 Engine:
.030
12:1 compression
TF 190 heads
1.6 Manici Rockers
Edelbrock Victor 340 intake (Untouched)
750 carb

Current Cam
Lunati
Lift - .550/.571
Dur - 290/302
Dur @50 - 256/268
Lobe Sep 106

Possible Swap
Mopar Performance
Lift - .590/.590
Dur - 312/312
Dur @50 - 265/265
Lobe Sep 106

Do you think the cam swap would gain anything? Not looking to turn this motor super hard, would like to stay around 6500 at most. I know more potential with more RPM, but we bracket race so we put lots of runs on our stuff and try to do it on a friendly budget.
 
This is what I have in my 408, and I love it....runs low 10's with 13:1 compression, ported Eddys, Victor intake, 750 e85 carb, 727, 4.10 gear, 275/60/15 drag radial....3250 lbs.
upload_2021-11-4_13-33-5.png
 
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