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351 heads (good gain on dyno)

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Old 12-22-2006, 05:52 PM
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89 lx50
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Default 351 heads (good gain on dyno)

i pt the 351w heads on my 302 i made an extra 23 horse overall on the dyne first pull im very happy with the gain !! it does work!!
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Old 12-22-2006, 06:01 PM
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92hatchLX
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Default RE: 351 heads (good gain on dyno)

What heads were you using before?
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Old 12-22-2006, 06:04 PM
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Default RE: 351 heads (good gain on dyno)

stock 302 heads
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Old 12-22-2006, 06:05 PM
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Default RE: 351 heads (good gain on dyno)

What year 351 heads???
-P.
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Old 12-22-2006, 06:08 PM
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Default RE: 351 heads (good gain on dyno)

Any modifications to the heads that you had to do, to make them fit on the 302? What else do you have done besides the heads?
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Old 12-22-2006, 06:16 PM
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89 lx50
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Default RE: 351 heads (good gain on dyno)

i shaved the heads 35thousands new vaves springs and very little prt work! i have an f cam and a professsional products upper and lower with 70mm throttlebody, pulleys coldair exhayst and i made 339 to the tire! all motor
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Old 12-22-2006, 06:17 PM
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Default RE: 351 heads (good gain on dyno)

Can we get a full mod list?
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Old 12-22-2006, 06:20 PM
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Default RE: 351 heads (good gain on dyno)

Whats your comp. ratio now? Yeah the 351 heads dont really need much, just a little exhaust port work and they breathe fairly well for a factory head.
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Old 12-22-2006, 06:22 PM
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Default RE: 351 heads (good gain on dyno)

besides that i have upped the timing 18 degreestook out the smog stuff and a/c cooler plugs and msd set up with stock distibutor but msd 6al coil and cap and rotor and 9mm ford racing wires other than that thats it. when i took it to the trak mid summer the car was bone stock with exhaust and cold air the car went 13.98 99mph! the car is also a convert!
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Old 12-22-2006, 06:25 PM
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Default RE: 351 heads (good gain on dyno)

comp ratio is now 10:1! still good for nos later on (next summer)!
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