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Intake help
As title says I’m trying to decide on intake. Motor is a 406 with 6 inch rods. Cam .593 intake .593 exhaust with 1.6 rockers 249 duration intake 259 exhaust at .050 108 lobe separation. It’s a solid roller setup. Carb 780 prosystem. Afr 210 eliminators. I have a 3000 stall 3.73 gears with 33...- Square 78
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- Replies: 17
- Forum: Engine & Performance
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406
I just recently purchased a 78 k15. With a wore out 350. To day I purchased a dart shp block with a 406 roatating assembly. With a set of afr 195 heads with 75 cc combustion chambers. With the pistons that came with the kit it’s suppose to give me 9.5 to one compression. I didn’t wont much more...- Square 78
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- Replies: 4
- Forum: Engine & Performance
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Hello
First off I’d like to say hello. I recently purchased a 78 GMC Sierra grande k15. Needs some work. But a pretty solid truck- Square 78
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- Replies: 9
- Forum: Introduction
