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Search took 0.01 seconds. Search: Posts Made By: Rabrooks
Forum: Engine, Exhaust, Transmission 10-31-2022, 10:16 PM
Replies: 3
Views: 915
Posted By Rabrooks
[QUOTE=tomm.brz;3554553]DI is constantly ON at...

[QUOTE=tomm.brz;3554553]DI is constantly ON at all rpm and engine load, just on startup is 100% PI, then it switches to 50/50% DI/PI, then it switches again to 100% PI for a few seconds

This...
Forum: Engine, Exhaust, Transmission 10-31-2022, 10:37 AM
Replies: 3
Views: 915
Posted By Rabrooks
Direct injection

At what rpm does the di take over. I know di and pi work together til higher rpm. But what rpm. I have a dead miss at 3k rpm and above. Drop below 3k and all is well.
Forum: Engine, Exhaust, Transmission 10-30-2022, 07:52 PM
Replies: 0
Views: 391
Posted By Rabrooks
Missfire above 3k

Ive been trying to chase down an intermittent missfire. Rebuilt engine, about 15 miles so far. In sixth gear the engine starts missing at 3000 rpm. I have replaced the coils, plugs and injector on...
Forum: Forced Induction 07-22-2022, 08:38 PM
Replies: 2
Views: 764
Posted By Rabrooks
Rebuilt turbo, steaming exhaust. Help

I rebuilt a 3076 gtx turbo. Its a roller bearing water cooled turbo. Does the water jacket have a seal to separate the water from the exhaust.
The engine is newly rebuilt as well. I also wonder if...
Forum: Engine, Exhaust, Transmission 06-08-2022, 02:28 PM
Replies: 8
Views: 562
Posted By Rabrooks
I will contact Gerald and see what his tboughts...

I will contact Gerald and see what his tboughts are. Thanks
Forum: Engine, Exhaust, Transmission 06-08-2022, 01:53 PM
Replies: 8
Views: 562
Posted By Rabrooks
Can you elaborate.

Can you elaborate.
Forum: Engine, Exhaust, Transmission 06-08-2022, 12:43 PM
Replies: 8
Views: 562
Posted By Rabrooks
Input from gmeter possible?

I want to add a second fuel pump to my fuel tank passenger side. Id like for it to come on and off based on the amount of g's the car is pulling. Is it possible to get input from the gmeter plugged...
Forum: Engine, Exhaust, Transmission 05-27-2022, 11:11 AM
Replies: 31
Views: 14,216
Posted By Rabrooks
You have to get the key squared away first. All...

You have to get the key squared away first. All codes relate to that. Buy an ebay blank with the lock unlock buttons. It will have a chip. Then. Locksmith can provram the key to your immobilizer....
Forum: Engine, Exhaust, Transmission 05-23-2022, 09:28 AM
Replies: 0
Views: 272
Posted By Rabrooks
Immobilizer question, bcm

Is the bcm partof the immobilozer communication on a 2013 non smart key car. I have installed a ecu (untuned), a cluster and a steeri g stalk with immobilizer amplifier and original key, all from the...
Forum: Engine, Exhaust, Transmission 03-30-2022, 07:49 PM
Replies: 11
Views: 930
Posted By Rabrooks
I thought the rocker ratio might provide a small...

I thought the rocker ratio might provide a small advantage after altering the geometry. Oh well. A passing thought
Forum: Engine, Exhaust, Transmission 03-29-2022, 04:23 PM
Replies: 11
Views: 930
Posted By Rabrooks
Highervalve lift with shims

Has anyone ever tried to get a little more valve lift by adding small shims under the post that tbe rocker rests on? It seems reasonable that raising the resting place of the rocker would translate...
Forum: Engine, Exhaust, Transmission 02-24-2022, 06:05 PM
Replies: 1
Views: 459
Posted By Rabrooks
Total valve lift

Can someone tell me what the total valve lift (opening) is. I keep finding conflicting info.
Thanks
Forum: Engine, Exhaust, Transmission 11-23-2021, 09:57 PM
Replies: 42
Views: 4,263
Posted By Rabrooks
Misaligned key and keyway. Its a woodriff key so...

Misaligned key and keyway. Its a woodriff key so it can rock. Probably busted the timing chain gear on the crank. Something similar happened to me
Forum: Engine, Exhaust, Transmission 11-23-2021, 09:32 PM
Replies: 21
Views: 4,779
Posted By Rabrooks
The porting is complete. No results to discuss...

The porting is complete. No results to discuss yet. I took a hard look a t larger valves. I found several professioal porters that dont recommend larger valves. Just take the throat to 90 to 92...
Forum: Engine, Exhaust, Transmission 11-23-2021, 08:08 PM
Replies: 0
Views: 349
Posted By Rabrooks
Head castings and difference

Im trying to figure out what i have. I had to replace the right head. The used replacement arrived as a 001head. So now i have a head casting thats 003 on the left and the other (the replacement) is...
Forum: Engine, Exhaust, Transmission 11-06-2021, 08:13 PM
Replies: 116
Views: 31,358
Posted By Rabrooks
Valve float is caused by a few things. Spring...

Valve float is caused by a few things. Spring harmonics or spring resonate frequencies are the main reasons. Its basically springs that are very well controlled, no fault of the valve or rpms. Its...
Forum: Engine, Exhaust, Transmission 11-06-2021, 07:34 PM
Replies: 11
Views: 3,275
Posted By Rabrooks
When the seals are installed, the end in the up...

When the seals are installed, the end in the up position usually gets mushroomed or tuliped on the end. If you try to install it this way, it slides too far up the injector resulting in the torn seal...
Forum: Engine, Exhaust, Transmission 11-06-2021, 06:52 PM
Replies: 21
Views: 4,779
Posted By Rabrooks
$1700. I dont expect much gain so I'm not willing...

$1700. I dont expect much gain so I'm not willing to pay 1700 to find out. lol
Forum: Engine, Exhaust, Transmission 11-06-2021, 05:53 PM
Replies: 47
Views: 6,827
Posted By Rabrooks
You could put the cooler on the car. Make a short...

You could put the cooler on the car. Make a short bypass hose to run from one port to the other port on the sandwich plate. Cap the lines to the cooler. Hook them up when headed to the track. I...
Forum: Engine, Exhaust, Transmission 11-06-2021, 04:26 PM
Replies: 21
Views: 4,779
Posted By Rabrooks
Head porting and flow numbers

I saw information concerning intake and exhaust flow from the stock head. But I can't find it now. Does anyone have any information on port flow. It seems I remember the intake was 257cfm but cant...
Forum: Engine, Exhaust, Transmission 11-06-2021, 01:49 PM
Replies: 21
Views: 2,840
Posted By Rabrooks
it could be a bad cam gear. They are known to go...

it could be a bad cam gear. They are known to go bad and sound like a rod knock. Also, check for an ejected rocker. Sometimes this causes an oil leak because it will crack the valve cover.
Forum: Engine, Exhaust, Transmission 11-06-2021, 01:39 PM
Replies: 14
Views: 3,516
Posted By Rabrooks
is it possible you got the crank sensor wheel on...

is it possible you got the crank sensor wheel on backwards or correct but not fully tight
Forum: Engine, Exhaust, Transmission 10-11-2021, 06:30 PM
Replies: 29
Views: 6,333
Posted By Rabrooks
They pop out due to overrevving mostly. Sometimes...

They pop out due to overrevving mostly. Sometimes from excess lash
Forum: Engine, Exhaust, Transmission 10-11-2021, 06:24 PM
Replies: 8
Views: 1,014
Posted By Rabrooks
For those using the beehive springs. Does anyone...

For those using the beehive springs. Does anyone have the PAC springs. If so. Do you have a part number
Forum: Engine, Exhaust, Transmission 10-11-2021, 06:20 PM
Replies: 8
Views: 1,014
Posted By Rabrooks
This is for my track car. Redline will be 8500....

This is for my track car. Redline will be 8500. This is a built engine with alot of oiling updates.

There is alot more to beehives than just higher lift. They have much better harmonic control...
Forum: Engine, Exhaust, Transmission 10-08-2021, 10:13 AM
Replies: 8
Views: 1,014
Posted By Rabrooks
Beehive valve springs

Has anyone used the beehive springs on their valve train. I'd like to know how well they work
Thanks
Forum: Engine, Exhaust, Transmission 09-21-2021, 09:16 AM
Replies: 60
Views: 6,754
Posted By Rabrooks
Its caused by hot spots on the flywheel. You'll...

Its caused by hot spots on the flywheel. You'll ha e to pull it a d get it resurfaced or get a new one
Forum: Engine, Exhaust, Transmission 08-24-2021, 09:33 PM
Replies: 4
Views: 1,426
Posted By Rabrooks
I have spoken to a few that have run the piper...

I have spoken to a few that have run the piper cams. and 1 user actually switched back and put the pipers up for sale. I may be wrong but it seems someone mentioned the pipers allow more rpm but not...
Forum: Engine, Exhaust, Transmission 08-24-2021, 09:26 PM
Replies: 4
Views: 1,426
Posted By Rabrooks
I have spoken to a few that have run the piper...

I have spoken to a few that have run the piper cams. and 1 user actually switched back and put the pipers up for sale. I may be wrong but it seems someone mentioned the pipers allow more rpm but not...
Forum: Engine, Exhaust, Transmission 08-24-2021, 09:15 PM
Replies: 3
Views: 608
Posted By Rabrooks
Well, I have the spare cams. I believe what you...

Well, I have the spare cams. I believe what you say about welding on hardened surface and grinding to a new shape or height. I think its time to contact a few cam grinders to get their thoughts. I...
Showing results 1 to 30 of 110
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