Author Topic: Cam Grind Suggestions  (Read 16879 times)

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blykins

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Re: Cam Grind Suggestions
« Reply #45 on: January 31, 2026, 03:00:41 PM »
You can run any of the factory FE rockers with a hydraulic roller.  With hydraulic roller spring loads, I would run end stands and I prefer to run a solid spacer in between the rockers instead of springs. 

You’ll have to weigh the costs of the items that you’ll need to buy against buying a complete kit.

Agree 100% with this.  Although I really like roller tip rockers - they effectively uncouple the rocker from the valve tip - makes for better guide life.
First time I did a hydraulic roller with OE nonadjustable rockers it was for a budget conscious stroker, and I was kinda stunned at how well it ran.  Removing that swinging 7/16 bolt (AKA adjuster) from the rocking mass added an easy couple hundred RPM of smooth power to an already known and tested combination.

I've got factory non-adjustable rockers on Dennis Towle's 390 in his Galaxie wagon.  Hundreds of passes at the track, thousands of street miles, no issues.  Run those with a pretty spicy hydraulic roller and about 400 lbs of spring load over the nose. 
Brent Lykins
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My427stang

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Re: Cam Grind Suggestions
« Reply #46 on: January 31, 2026, 03:14:26 PM »
You can run any of the factory FE rockers with a hydraulic roller.  With hydraulic roller spring loads, I would run end stands and I prefer to run a solid spacer in between the rockers instead of springs. 

You’ll have to weigh the costs of the items that you’ll need to buy against buying a complete kit.

Agree 100% with this.  Although I really like roller tip rockers - they effectively uncouple the rocker from the valve tip - makes for better guide life.
First time I did a hydraulic roller with OE nonadjustable rockers it was for a budget conscious stroker, and I was kinda stunned at how well it ran.  Removing that swinging 7/16 bolt (AKA adjuster) from the rocking mass added an easy couple hundred RPM of smooth power to an already known and tested combination.

I've got factory non-adjustable rockers on Dennis Towle's 390 in his Galaxie wagon.  Hundreds of passes at the track, thousands of street miles, no issues.  Run those with a pretty spicy hydraulic roller and about 400 lbs of spring load over the nose.

X3, I love the combo in a 459 inch CJ in the pic below.  525 HP and never fell off through 6000 RPM. Easy breezy and been running like a top.   I don't think there is enough side loading to make the spacers a necessity, although other than original valve covers, I do tend to use them, this worked great.

« Last Edit: January 31, 2026, 04:35:23 PM by My427stang »
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Ross
Bullock's Power Service, LLC
- 70 Fastback Mustang, 489 cid FE, Victor, SEFI, Erson SFT cam, TKO-600 5 speed, 4.11 9 inch.
- 71 F100 shortbed 4x4, 461 cid FE, headers, Victor Pro-flo EFI, Comp Custom HFT cam, 3.50 9 inch