Turns out the springs were not beehives. They are just some sort of dual spring. Machinest told me he tested them and the exhaust were only good...
Gt40 heads win it 6 to 1. They are at the ma hine shop now. Fortunately only the exhaust springs need to be replaced along with the retainers....
Because he converted to roller.
Dangit I can't decide. Posted a poll please chime in.
Ok I need help to decide. Just have a few hours to make a decision here or this deal passes me buy. Use the GT40 heads I have now and pay a...
Well my life just got much simpler. Had a friend offer me a set of 289 heads. Ported 3 angle valve job with new oversized valves and seats. New...
Heads do not have stock springs on them they are unknown beehive springs....... thsts why the machine shop is checking for spring pressure so we...
I'm dropping off the heads at the machine shop to check spring pressure and coil bind and either use the springs on it or buy the correct springs...
How much lash should I have? I'm guessing I'll need a flat bar to mark the pushrod level with the head at 0 lash and then torque down and remark....
Good to know. Just picked up the heads. It has crane 1.72 roller rockers. Looks like we have the same setup except I have a flat tappet setup and...
Just a refresher on this. I pick up the heads todsy and drop them off at the machine shop tomorrow to work out a set of springs. Has anyone done...
By god groberts your a genuis. I was in a rush to drop the car off for the new exhaust so I cranked the vac pot all the way ccw and bam running...
Will try that now.
Vac pot.is working. As I suck.on the line it draws in.
Ok so I jist went to tske the car to the exhaust shop and couldnt even make it there. Its a fair bit cooler this morning. Car would almost stall...
Where are these bleeds at? Sorry never had to mess with it much. I will try and tighten up the pot since I havent touched it yet.
yeah barely on the throttle to cruise at 2k. I have a boost / vac guage I can throw in for a few test runs. If it is a lean miss whats the...
I saw small vac leak or clogged air bleeds which seem to be almost always the case with holleys according to what I read. Will update when its not...
Car is running good. Feeling a weird almost miss when cruising. Don't think its a miss it just feels like it at cruise. When I accelerate its...
I could help settle the debate by simulated 1/4 run on dyno with both recommended springs and see what the numbers say??!! But seriously I'm...
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