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Posts Made By:
Steve C.
Forum:
Pontiac - Race
06-08-2024, 03:38 PM
Replies:
20
Beehive pressures for HR cams
Views:
471
Posted By
Steve C.
"Easiest way to get something to rev is to use a...
"Easiest way to get something to rev is to use a cam profile that doesn’t require spring pressure that over tax the lifters"
Not Pontiac but for interest, material from Comp Cams.....
LST™ &...
Forum:
Pontiac - Race
06-08-2024, 11:37 AM
Replies:
20
Beehive pressures for HR cams
Views:
471
Posted By
Steve C.
Skips examples above again point out why you...
Skips examples above again point out why you never trust the pressures stated in catalogs ! Always test news springs with their intended retainers at the 'verified' installed height on your cylinder...
Forum:
Pontiac - Race
06-07-2024, 09:40 PM
Replies:
20
Beehive pressures for HR cams
Views:
471
Posted By
Steve C.
I haven't looked at them in quite some time but...
I haven't looked at them in quite some time but years ago the their rather tall installed height was a potential issue.
.
Forum:
Pontiac - Race
06-07-2024, 06:49 PM
Replies:
20
Beehive pressures for HR cams
Views:
471
Posted By
Steve C.
Beehive vs. Cylindrical Valvespring Comparison ...
Beehive vs. Cylindrical Valvespring Comparison
https://www.motortrend.com/how-to/corp-0509-beehive-cylindrical-valvespring-info/
.
Forum:
Pontiac - Race
06-07-2024, 12:48 PM
Replies:
20
Beehive pressures for HR cams
Views:
471
Posted By
Steve C.
The reduction of weight can be important. In...
The reduction of weight can be important.
In 2003 David Vizard published an article titled the "wonder Spring".
Consider the valvetrain mass in a Big Block Chevy with 2.300" intake valves. ...
Forum:
THE LOBBY
06-06-2024, 05:55 PM
Replies:
17
D-Day
Views:
363
Posted By
Steve C.
On D-Day anniversary, 'Into the Jaws of Death'...
On D-Day anniversary, 'Into the Jaws of Death' remains among greatest wartime photos...
...
Forum:
Pontiac - Street
05-24-2024, 10:48 PM
Replies:
12
Air filter sucking in???
Views:
537
Posted By
Steve C.
On my Trans Am the current 505 set up has direct...
On my Trans Am the current 505 set up has direct port fuel injection. The air cleaner assembly is mounted on the fuel injection throttle body and it goes up inside the hood scoop.
It's a K&N 9"...
Forum:
Pontiac - Street
05-24-2024, 10:06 PM
Replies:
9
Edelbrock round port installed height
Views:
238
Posted By
Steve C.
What can come into play in regards to the overall...
What can come into play in regards to the overall installed height? Obviously the valve length.
Valve spring retainer fit ?
Valve spring shims ?
Valve stem height ?
Out of my league :)
...
Forum:
Pontiac - Street
05-24-2024, 07:26 PM
Replies:
9
Edelbrock round port installed height
Views:
238
Posted By
Steve C.
Some sources state a installed height of +/-...
Some sources state a installed height of +/- 0.020 inches is accetable.
.
Forum:
Pontiac - Street
05-24-2024, 06:20 PM
Replies:
9
Edelbrock round port installed height
Views:
238
Posted By
Steve C.
A FWIW, below is what I was told by Edelbrock in...
A FWIW, below is what I was told by Edelbrock in 1999 regarding their valve length used at the time on round port heads that they shipped assembled.
Their target installed height was 1.800". I...
Forum:
Pontiac - Street
05-18-2024, 08:35 AM
Replies:
34
Best compression for Crower 60919 cam help
Views:
1,957
Posted By
Steve C.
Jay would also set the 60919 up with 120 lb seat...
Jay would also set the 60919 up with 120 lb seat pressure, lower 300s spring rate. With a note that at a very high peak rpm level there could be the potential of some valve float. I highly suspect...
Forum:
Pontiac - Street
05-17-2024, 05:55 PM
Replies:
34
Best compression for Crower 60919 cam help
Views:
1,957
Posted By
Steve C.
The 68405 is rated at only 110 lbs at 1.700",...
The 68405 is rated at only 110 lbs at 1.700", unless the specs have been changed. That said, never trust what a catalog states. I would recommend that you test any spring with their retainer in place...
Forum:
Pontiac - Street
05-17-2024, 04:37 PM
Replies:
34
Best compression for Crower 60919 cam help
Views:
1,957
Posted By
Steve C.
Do your homework regarding the 68405 spring...
Do your homework regarding the 68405 spring installed at 1.700" and the low spring pressure !
In addition note the amount of distance from coil bind at your max lift ! It is excessive !
.
Forum:
Pontiac - Street
05-16-2024, 10:35 AM
Replies:
20
Have the XE262 cam, what cam for 72 CC Edelbrock RPM Heads?
Views:
670
Posted By
Steve C.
https://butlerperformance.com/n-12872-compression-...
https://butlerperformance.com/n-12872-compression-calculator.html
.
Forum:
Pontiac - Street
05-15-2024, 11:42 AM
Replies:
5
Exhaust system design '67 LeMans?
Views:
314
Posted By
Steve C.
I didn't read Jim Hands comment regarding the...
I didn't read Jim Hands comment regarding the tail pipe size. However if there is a fitment issue you don't lose much by reducing tailpipe size according to some internet testing. This stated....
...
Forum:
Pontiac - Street
05-11-2024, 05:02 PM
Replies:
32
Trans cooler recommendations
Views:
1,934
Posted By
Steve C.
Where the temperature is being measured. ...
Where the temperature is being measured. Excellent subject.
From the internet, this is stated. But no mention of in the pan or not.....
"In a perfect world you want to keep auto trans fluid...
Forum:
Pontiac - Street
05-11-2024, 11:28 AM
Replies:
32
Trans cooler recommendations
Views:
1,934
Posted By
Steve C.
Old, but a good thread. Nice pictures and...
Old, but a good thread. Nice pictures and installation.
After reading it I'll revive a subject often not touched upon, the operating temperature...
I noted this information from B&M in the link...
Forum:
Pontiac - Race
05-10-2024, 11:54 AM
Replies:
11
Camshaft Identification
Views:
498
Posted By
Steve C.
Thank you. For interest the intake lobe...
Thank you.
For interest the intake lobe correlates to HI-TORQUE .406" ROLLER lobe number 4208 on page 88.
The exhaust lobe is similar to a HI-TECH ROLLER lobe, some are listed on page 75. ...
Forum:
Pontiac - Race
05-10-2024, 11:06 AM
Replies:
11
Camshaft Identification
Views:
498
Posted By
Steve C.
For interest would you mind sharing the...
For interest would you mind sharing the information Comp came up with.
In particular I'd be interested in the lobe lift for both intake and exhaust.
I tried doing a cursory look at the 304 & 319...
Forum:
Pontiac - Race
05-09-2024, 11:27 PM
Replies:
11
Camshaft Identification
Views:
498
Posted By
Steve C.
There is the name Kevin Mendenhall on that...
There is the name Kevin Mendenhall on that picture.
Could this be the same gentleman here:
https://www.bnmperformanceandmachining.com/
If so he might have more information to share.
.
Forum:
Pontiac - Race
05-09-2024, 10:06 PM
Replies:
11
Camshaft Identification
Views:
498
Posted By
Steve C.
110 LSA with 4 degrees advance ground in. ...
110 LSA with 4 degrees advance ground in.
.
Forum:
Pontiac - Street
05-09-2024, 02:16 PM
Replies:
17
SD Performance Old Faithful
Views:
984
Posted By
Steve C.
A fwiw, for use with the OF 2.0 hydraulic roller...
A fwiw, for use with the OF 2.0 hydraulic roller cam Dave Bisschop has used the Comp Cams 26925 valve spring. It's a double spring that Comp Cams rates at 1.810" installed height with 141 lbs spring...
Forum:
Pontiac - Street
05-08-2024, 10:37 PM
Replies:
17
SD Performance Old Faithful
Views:
984
Posted By
Steve C.
AG is correct however based on my observations...
AG is correct however based on my observations the OF 2.0 is ordered with "B' suffix codes.
When first introduced the OF 2.0 was "Secret Squirrel" material. Dave revised version of the Old...
Forum:
Pontiac - Street
04-29-2024, 12:00 PM
Replies:
37
Rhoads lifters - still available?
Views:
2,570
Posted By
Steve C.
Interesting videos.... ...
Interesting videos....
https://www.youtube.com/watch?v=adYrRk22GDQ
https://www.youtube.com/watch?v=cfGg15WgSEU
"A valvespring sees two times the stress of a connecting rod, the next mostly...
Forum:
Pontiac - Street
04-29-2024, 11:55 AM
Replies:
37
Rhoads lifters - still available?
Views:
2,570
Posted By
Steve C.
Spring surge and improper distance from coil bind...
Spring surge and improper distance from coil bind can also be a factor on some occasions.
.
Showing results 1 to 25 of 500
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