What did you do to your V today?
#881
Thanks!
#882
Joined: Aug 2007
Posts: 2,408
Likes: 107
From: Where the Navy tells me to go
Swapped out some slightly worn out rear tires. Falken Azenis FK453s with about 10k miles on them.
New tires aren't here yet, should arrive tomorrow. I have a 2nd set of summer wheels/tires, but those rear tires aren't in much better shape - they're into the wear bars, and have significant toe wear on the inner shoulders. I sense a trend here... I briefly considered throwing my winters on for a few days, then realized I could install the other set of fronts on the rear. So, I'm rockin' mismatched wheels with 2 different brands of tires, but at least they're all summers!
New tires aren't here yet, should arrive tomorrow. I have a 2nd set of summer wheels/tires, but those rear tires aren't in much better shape - they're into the wear bars, and have significant toe wear on the inner shoulders. I sense a trend here... I briefly considered throwing my winters on for a few days, then realized I could install the other set of fronts on the rear. So, I'm rockin' mismatched wheels with 2 different brands of tires, but at least they're all summers!
#888
Was putting new gaskets and lifters on... getting ready to dump the motor. Figured I'd try my hand at hand-porting, since I'm probably due for one more re-tune before the new motor goes in. And I really don't care what happens to these heads, so, for SCIENCE!
What spurred this afternoon of Dremeling was an article that explained that about 80% of the gains from CNC porting are from changes to the first 1" behind the valves. Those changes are pretty obvious... first, the back of the valve seats need to be flush with the ports (there's a huge lip that interferes with flow) and you've got to get rid of the unnecessarily thick aluminum around the valve guides (particularly that raised area to the one side of the intake valve guide).
All in all, it was educational. Would I recommend it? Not unless you're crazy cheap and enjoy taking risks. Supposedly, these changes are worth 20-25 RWHP (about half of a CNC job), but you'll spend 8+ hours and you run the risk of messing up the flow balance on your cylinders. Flow balance is an important reason to have your heads CNCed... it ensures consistency. Consistency = safety and power.
Below are a couple of bad pictures for the curious. I was really really conservative... left plenty of material on the heads to allow a future owner to fully CNC. Tomorrow morning I have to finish up with a polishing pass to remove the rough edges. Also, I forgot to take pictures of the exhaust valve stem before Dremeling... forgive me.
/shrug... we'll see how it dynos.
What spurred this afternoon of Dremeling was an article that explained that about 80% of the gains from CNC porting are from changes to the first 1" behind the valves. Those changes are pretty obvious... first, the back of the valve seats need to be flush with the ports (there's a huge lip that interferes with flow) and you've got to get rid of the unnecessarily thick aluminum around the valve guides (particularly that raised area to the one side of the intake valve guide).
All in all, it was educational. Would I recommend it? Not unless you're crazy cheap and enjoy taking risks. Supposedly, these changes are worth 20-25 RWHP (about half of a CNC job), but you'll spend 8+ hours and you run the risk of messing up the flow balance on your cylinders. Flow balance is an important reason to have your heads CNCed... it ensures consistency. Consistency = safety and power.
Below are a couple of bad pictures for the curious. I was really really conservative... left plenty of material on the heads to allow a future owner to fully CNC. Tomorrow morning I have to finish up with a polishing pass to remove the rough edges. Also, I forgot to take pictures of the exhaust valve stem before Dremeling... forgive me.
/shrug... we'll see how it dynos.
Last edited by FuzzyLog1c; 09-16-2016 at 11:44 PM.
#889
I am sitting on some pro-ported 862s and I must say, the concept is not far off. If you didn't increase the cross-section, I think you did nicely. Pocket porting is valuable and looks like you did real well. I need to break my bits out and stop being a pu$$y about it. I think you will gain nicely from that kind of mod. Bravo!
#890
Bought a 12" pipe and a 3.75"-4" coupler along with a 4" 90 coupler along with turbo band clamps. Cut the pipe down to about 8 1/2". Yes, there is clearance issues with the bolt but I switched it out with a flathead bolt and it clears. In total I spent like 20 bucks just patiently shopping around on ebay and low balling the best offer posts. The cf is mainly for looks and saw that they fairly cheap on intakehoses.com. would have gotten it already if they weren't so steep on shipping charges.
#891
#892
Bought a 12" pipe and a 3.75"-4" coupler along with a 4" 90 coupler along with turbo band clamps. Cut the pipe down to about 8 1/2". Yes, there is clearance issues with the bolt but I switched it out with a flathead bolt and it clears. In total I spent like 20 bucks just patiently shopping around on ebay and low balling the best offer posts. The cf is mainly for looks and saw that they fairly cheap on intakehoses.com. would have gotten it already if they weren't so steep on shipping charges.
#893
Brakes
just re did all 4 corners with stock brake equipment yesterday.
The fun part was going out and bedding the pads and rotors.
was a pain though, since the first set of front pads from amazon didn't fit, had to return and get ones from rock auto.
The fun part was going out and bedding the pads and rotors.
was a pain though, since the first set of front pads from amazon didn't fit, had to return and get ones from rock auto.
#894
Joined: Aug 2007
Posts: 2,408
Likes: 107
From: Where the Navy tells me to go
Track-ified and de-track-ified the car for an event at a new track just over an hour from me. Track was quite fun, video to follow in the coming days.
And for Mercier, no trailer made from a spare V front clip, instead I pack the back seat and trunk.
And for Mercier, no trailer made from a spare V front clip, instead I pack the back seat and trunk.
#897
Was putting new gaskets and lifters on... getting ready to dump the motor. Figured I'd try my hand at hand-porting, since I'm probably due for one more re-tune before the new motor goes in. And I really don't care what happens to these heads, so, for SCIENCE!
What spurred this afternoon of Dremeling was an article that explained that about 80% of the gains from CNC porting are from changes to the first 1" behind the valves. Those changes are pretty obvious... first, the back of the valve seats need to be flush with the ports (there's a huge lip that interferes with flow) and you've got to get rid of the unnecessarily thick aluminum around the valve guides (particularly that raised area to the one side of the intake valve guide).
All in all, it was educational. Would I recommend it? Not unless you're crazy cheap and enjoy taking risks. Supposedly, these changes are worth 20-25 RWHP (about half of a CNC job), but you'll spend 8+ hours and you run the risk of messing up the flow balance on your cylinders. Flow balance is an important reason to have your heads CNCed... it ensures consistency. Consistency = safety and power.
Below are a couple of bad pictures for the curious. I was really really conservative... left plenty of material on the heads to allow a future owner to fully CNC. Tomorrow morning I have to finish up with a polishing pass to remove the rough edges. Also, I forgot to take pictures of the exhaust valve stem before Dremeling... forgive me.
/shrug... we'll see how it dynos.
What spurred this afternoon of Dremeling was an article that explained that about 80% of the gains from CNC porting are from changes to the first 1" behind the valves. Those changes are pretty obvious... first, the back of the valve seats need to be flush with the ports (there's a huge lip that interferes with flow) and you've got to get rid of the unnecessarily thick aluminum around the valve guides (particularly that raised area to the one side of the intake valve guide).
All in all, it was educational. Would I recommend it? Not unless you're crazy cheap and enjoy taking risks. Supposedly, these changes are worth 20-25 RWHP (about half of a CNC job), but you'll spend 8+ hours and you run the risk of messing up the flow balance on your cylinders. Flow balance is an important reason to have your heads CNCed... it ensures consistency. Consistency = safety and power.
Below are a couple of bad pictures for the curious. I was really really conservative... left plenty of material on the heads to allow a future owner to fully CNC. Tomorrow morning I have to finish up with a polishing pass to remove the rough edges. Also, I forgot to take pictures of the exhaust valve stem before Dremeling... forgive me.
/shrug... we'll see how it dynos.
#898
Joined: Aug 2007
Posts: 2,408
Likes: 107
From: Where the Navy tells me to go
Haven't had to fiddle with the clutch adjustment any more. As I think I said in the PMC thread, the clutch pick-up is higher off the floor than I would prefer, but after a day or two of driving I was used to it.
#899
Plasti dip strikes again!! Pulled my front end and sprayed my grills. Looks mean! And after I put it all back together my turn bulb dies.......Attachment 552063Attachment 552064
#900
Ordering new inlays to day. Gotta get rid of the sun baked ones now
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