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Search found 43 matches

by 80f150custom
Thu Jun 13, 2019 9:28 pm
Forum: 240-300 "Big Block" Six Performance
Topic: serpentine belt conversion
Replies: 56
Views: 9968

Re: serpentine belt conversion

Has anyone tried doing this conversion with an electric water pump?

Jason
by 80f150custom
Tue Jun 11, 2019 6:39 pm
Forum: 240-300 "Big Block" Six Performance
Topic: serpentine belt conversion
Replies: 56
Views: 9968

Re: anyone actually do this?

Sorry to resurrect the dead post, I can't find much else on the subject and didn't want to start the whole convo over from scratch.. I'm considering converting to a serpentine belt on my 83 e-150. I'm already digging around up there for the water pump and replacing the AC compressor and a few other...
by 80f150custom
Tue Jun 11, 2019 1:46 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Picked up my block and pistons from machine shop.
Replies: 50
Views: 5495

Re: Picked up my block and pistons from machine shop.

Sounds like it's going to be a nice engine. Maybe I missed it but what are you hoping to achieve with this build?

Jason
by 80f150custom
Tue Oct 24, 2017 10:25 am
Forum: 240-300 "Big Block" Six Performance
Topic: Street 300 L6 Motor
Replies: 332
Views: 54529

Re: Street 300 L6 Motor

Old28racer
I have a distributor off of a 1980 300 if you're interested

Jason
by 80f150custom
Tue Sep 12, 2017 10:13 am
Forum: 240-300 "Big Block" Six Performance
Topic: Street 300 L6 Motor
Replies: 332
Views: 54529

Re: Street 300 L6 Motor

EBay and summit racing both show they have them in stock.
Jason
by 80f150custom
Tue Aug 08, 2017 8:38 am
Forum: 240-300 "Big Block" Six Performance
Topic: Street 300 L6 Motor
Replies: 332
Views: 54529

Re: Street 300 L6 Motor

best off shelf distributor & coil for my mild 300 build? Have you considered a Ford EDIS waste spark system? If you source parts from a junk yard might not be much more expensive and you can eliminate the distributor. Were you planning on running an aftermarket ignition module? You could use Me...
by 80f150custom
Sun Aug 06, 2017 6:26 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

So lot in common with the 300 L6 and old HD in a way . Just a limited aftermarket bolt on performance parts available for either engines .So both engines involve lot more labor, modding, machining, interchange other off shelf parts to work together . . But lot more pride and satisfaction than slapp...
by 80f150custom
Sat Aug 05, 2017 12:02 am
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

There is no difference between a hydraulic and solid roller cam core. I think you covered the majority of the major cam companies. There are only a few places that supply cam cores and if one company can grind you a roller cam then any company should be able to get a core from that same supplier an...
by 80f150custom
Fri Aug 04, 2017 11:23 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

I think if you are planning on less than .600 lift and less than 6000 rpm a flat tappet will do just fine. With part of the $900 you're saving plan on buying a newer cam and lifters in five or ten years. That's what I was kind of thinking. I don't mind spending some money on this project but I thin...
by 80f150custom
Fri Aug 04, 2017 3:16 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

I called a few places about a roller camshaft I've only found two so far that are willing to make one Schneider Cams can do it for about 1200 plus the cost of lifters and Bullet Cams for do it for about 850 plus the cost of the lifters. Bullet cams has a roller profile that I like 240 at .05 292adve...
by 80f150custom
Sun Jul 30, 2017 10:22 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

If you can find the thread again on speed talk, I would like to see it. Doesn't make sense. The main goal is cylinder fill. http://speedtalk.com/forum/viewtopic.php?f=1&t=39116 is a link to the thread. Most people said he was crazy to want less cylinder fill. What I found odd was he wanted to w...
by 80f150custom
Sun Jul 30, 2017 5:16 am
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Do not know whats interchanges, good or bad brands So trying to read learn and pay attention to those who know MUCH more than I. nhford300 reading and learning are probably the most important things you can do. I read a lot before I started asking questions and there's still a lot that I don't know...
by 80f150custom
Sat Jul 29, 2017 9:01 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

A roller cam eliminates that point of failure. Just so I'm not misunderstanding if using a flat tappet keep it .55 max and if I'm using a roller .6 is possible as long as ahead will support it which it should. Not saying I would go to .6 just that its ok if I do. Thanks for the tips on the head. I ...
by 80f150custom
Sat Jul 29, 2017 7:26 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

During the valve job the valve seats of every cylinder should be cut at the same vertical distance from the head surface so once the valves are installed you can lay a straight edge across all of the valve tips and there should only be a couple of thousandths difference in tip height. Seat concentr...
by 80f150custom
Fri Jul 28, 2017 10:21 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Try Muscle Machine in Sorrento FL. They are world class inline six racers. Nobody better, but last time I was at their shop there was a 30 engine backlog of work waiting. With good reason - worth the wait. The Frenchtown Flyer thank you for that I will check into them as well as they're only about ...
by 80f150custom
Fri Jul 28, 2017 9:52 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Thank You for those two places. I will check them out. They advertise tight tolerances for valve tip height and valve runout (seat concentricity) which was lacking on the C-Tech head. If you don't mind could you expand on that a little bit. I will look that up for chance I get. In any case you will ...
by 80f150custom
Fri Jul 28, 2017 11:04 am
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Yes, increasing the SCR is the best way to go. There should be no problem taking a .050" cut off the head and reduce the chamber volume about 6cc. That's what I thought and thanks for stating what might be possible to shave off as I was wondering how much could be milled. Who will be doing the...
by 80f150custom
Fri Jul 28, 2017 1:01 am
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Jason This is a good conversation. Paul I've enjoyed conversing with you as I've learned a lot. A 240* .05" duration will have 296* adv. Using 296* at a 110* center closes the intake at 78* ABDC for a 8.8 DCR, (12.5 SCR) close to what you got. That means there is room to advance it but not mor...
by 80f150custom
Thu Jul 27, 2017 10:05 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Going from a 110 LSA to a 108 LSA will shorten the power band along with a few other negative effects for street use as we previously discussed. Moving the cam around simply moves the power band up or down. It sounded different in my head, lol. Correct me if I'm wrong but advancing the cam makes th...
by 80f150custom
Thu Jul 27, 2017 2:23 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

The asymmetric lobes sets the valve down slower on the seat but the more aggressive opening ramp rate puts more pressure on the cam lobe, lifter, pushrod and rocker arm. I would stay with a symmetrical lobe. Ill stay with symmetrical lobe A roller cam has a wider midlift profile and generally produ...
by 80f150custom
Thu Jul 27, 2017 7:49 am
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Thank you for that link it looks like if I wanted to go roller I would need 302 roller lifters with a 460 link bars. They also talked about asymmetrical lobes where they open the valve as quickly as possible and then set it down gently for extended valvetrain life. Is that something I should conside...
by 80f150custom
Wed Jul 26, 2017 6:49 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

A roller hydraulic is always the better choice over flat tappet hydraulic. I heard somewhere that Comp may have roller cam cores so I just called them. The tech took the time to look at every Ford core listed and no 300 roller core is available. About a year ago I called Crower and they had a rolle...
by 80f150custom
Wed Jul 26, 2017 4:01 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Thank you for this information I don't know how this affects E85 in Florida . I probably should check some of the stations around here. Being that it doesnt really get cold here I would imagine for the most part it would be closer to 85% most of the year. I could be wrong. The Crane Grind number H-2...
by 80f150custom
Wed Jul 26, 2017 3:09 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Cam bearing size differences!!!
Replies: 11
Views: 2672

Re: Cam bearing size differences!!!

The problem with that is the problem with making/selling parts for the 300: demand is low. I've often wondered if the reason for the demand being so low isn't because of the lack of availability of performance parts for this motor. Making big Power isn't cheap compared to the power you can make on ...
by 80f150custom
Wed Jul 26, 2017 1:58 am
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Other reasons for not using a very tight LSA: For street use you want some resemblance of fuel mileage when cruising. There needs to be enough intake manifold vacuum for power brakes. For street It is best to keep .050" overlap duration limited close to 20 degrees I've been thinking of convert...
by 80f150custom
Wed Jul 26, 2017 12:11 am
Forum: 240-300 "Big Block" Six Performance
Topic: Cam bearing size differences!!!
Replies: 11
Views: 2672

Re: Cam bearing size differences!!!

F-250 Restorer Funny that you should start this thread as I was going to search for this info on my 1979-80 block. I was browsing some of the cam manufactures lobe profile catalogs when I noticed that certain profiles were for certain cam journal sizes, which got me thinking about the cam journal s...
by 80f150custom
Sun Jul 23, 2017 11:35 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

Nice rod and piston combination! Thanks! The 1.90" intake will have slightly less valve shrouding in the 240 head chamber. I have been leaning towards the 1.90. I'll have to check if SI makes a 1.90 for the six or if I'll have to go with chevy valves. Typically with alcohol fuels, a cam LSA th...
by 80f150custom
Sun Jul 23, 2017 10:25 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

I've heard effective octane rating of 105, because it does run cooler than gas. To make best power you need to inject 35-40% more fuel than gasoline. I've heard 105 octane as well and the cooling properties makes it good at suppressing detonation. I've also read where it requires roughly 30 percent...
by 80f150custom
Sun Jul 23, 2017 10:15 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Re: Compression on E85

It appears that pump E85 which can vary in the actual ethanol content is always safe with dynamic compression ratios below 10. I've tried researching safe dynamic compression for use with E85 but all I get is static If you build a 300 six with a 240 or EFI head using a flat top piston, the static c...
by 80f150custom
Sun Jul 23, 2017 5:22 am
Forum: 240-300 "Big Block" Six Performance
Topic: Street 300 L6 Motor
Replies: 332
Views: 54529

Re: Street 300 L6 Motor

When you click on the first link on the left hand side of the screen is an arrow that takes you through the rest of the pictures. So it is only necessary to click on one link not all of them.
by 80f150custom
Sat Jul 22, 2017 5:42 am
Forum: 240-300 "Big Block" Six Performance
Topic: Compression on E85
Replies: 42
Views: 7355

Compression on E85

I was wondering if anybody has any experience running straight E85. I'm going to be doing a build shortly and I was thinking about running exclusively E85 and trying to run 11 to 12 to 1 compression ratio anybody think that is doable considering the cooling properties of E85. I know in the process o...
by 80f150custom
Thu Jul 13, 2017 10:55 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Tall valve cover
Replies: 10
Views: 3092

Re: Tall valve cover

ok I definitely want one when they are ready. :D
by 80f150custom
Wed Jul 12, 2017 11:32 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Tall valve cover
Replies: 10
Views: 3092

Re: Tall valve cover

CNC Dude do you have anymore of the spacers left?
by 80f150custom
Tue Sep 20, 2016 9:11 am
Forum: Machine Shops & Engine Builders
Topic: Any Good Machine Shops In Florida
Replies: 4
Views: 2454

Any Good Machine Shops In Florida

I'm located in Central Florida. There are a few shops listed within 100 miles or so but not sure which one I want to go to. Don't mind travelling a little ways if I have to. Any recommendations? TIA!

Jason
by 80f150custom
Sat Aug 13, 2016 11:25 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Custom Intake
Replies: 8
Views: 2322

Re: Custom Intake

Wondering if any progress has been made with the intake.

Jason
by 80f150custom
Sat Aug 13, 2016 9:14 am
Forum: 240-300 "Big Block" Six Performance
Topic: new valve cover
Replies: 24
Views: 5574

Re: new valve cover

Just wondering if you got around to making them as I would be interested in a set as well.

Jason
by 80f150custom
Fri Jul 01, 2016 11:42 pm
Forum: 240-300 "Big Block" Six Performance
Topic: 240 rod limits
Replies: 8
Views: 1550

Re: 240 rod limits

There is a lot of info on this site to cull thru. I've read a lot but think I've barely scratched the surface. I was more interested in what you did or was planning on doing to the head to reach your hp goals as I have similar ambitions. Guess I will wait till you get rolling. Looking forward to it ...
by 80f150custom
Fri Jul 01, 2016 2:02 am
Forum: 240-300 "Big Block" Six Performance
Topic: 240 rod limits
Replies: 8
Views: 1550

Re: 240 rod limits

Worken2much is your build here on fordsix and if so do you have a link.

Jason
by 80f150custom
Fri Jul 01, 2016 1:28 am
Forum: 240-300 "Big Block" Six Performance
Topic: 300 upgrade, need help with which parts to use
Replies: 7
Views: 1805

Re: 300 upgrade, need help with which parts to use

I bought my set of efi exhaust manifolds for about $15 dollars at the junkyard. As far as everything else what are your goals for what you want the engine to do. Just remember the head is the weak link.

Jason
by 80f150custom
Fri Jul 01, 2016 1:10 am
Forum: 1320 Crowd & More
Topic: DETROIT DRAGWAY REUNION - 2016
Replies: 5
Views: 3352

Re: DETROIT DRAGWAY REUNION - 2016

Sounds like you had tons of fun. After I posted I got to thinking that it probably was an eletric pump that broke considering the application it was used in. Impressive times.

Jason
by 80f150custom
Wed Jun 29, 2016 3:14 pm
Forum: 240-300 "Big Block" Six Performance
Topic: Head and cam swap questions
Replies: 13
Views: 2861

Re: Head and cam swap questions

Lestrange04 wrote:I'm working on a 240 to 300 head swap. Do I reuse the 240 rods and lifters, or use the 300 rods and lifters?

If just swapping the head then use the rods that are in there now. If you change rods then you will need new pistons as well.

Jason
by 80f150custom
Wed Jun 29, 2016 10:06 am
Forum: 1320 Crowd & More
Topic: DETROIT DRAGWAY REUNION - 2016
Replies: 5
Views: 3352

Re: DETROIT DRAGWAY REUNION - 2016

Congrats! Too bad about the water pump. Have you considered running an electric water pump if allowed in your bracket class. I'm new to this so I don't know any of the rules or restrictions.

Jason