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Do ya want Webco heads?

Started by 85RZwade, May 29, 2022, 11:52:26 PM

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85RZwade

David Holleman posted on FB:
Ralph Ponce told me he's interested in making another batch of Webco style heads with toroidal combustion chambers if he can get enough interest!

Email him, tell him I sent you. ralphponce65@hotmail.com
I post waayyy too much

m in sc

 :clap: :clap: :clap: I heard a rumor he was going to make another run. I have a set and love em. might get a second set for my R5. just because why not.   :celebrate:

Kawtriplefreak


Alain2

Would these heads be beneficial to an RD400 with only pipes and pods?
1973 RD350, 1977 RD400, 1979 RD400, 1980 RD400, 1985 MJ50, Goped Zenoah 30cc.

Striker1423

Quote from: Alain2 on May 30, 2022, 05:39:30 PM
Would these heads be beneficial to an RD400 with only pipes and pods?

For the cool factor alone absolutely! But performance-wise, I'm sure it won't hurt.

m in sc

it helps. made a slight difference on my lightweight, which actually had pro cut rd heads on it already. were really good, the webcos did a little better response wise. but cool factor is about 80% of the appeal as well. they are bitchin.


i mean  :love eyes:







The Red Scourge

Damn Mark, those are bitchin'!
'76 Yamaha RD400C
'71 Kawasaki G3SS
'88 Honda CBR400RR
'90 Yamaha FZR400/600 hybrid

2steve

I'm guessing that you will feel the torque increase if your 400 has stock heads. Also, an improvement in power when you would normally experience some loss as the engine becomes heat soaked.

rlgrantjr

Got a set of originals years ago but have not used them yet.  I thought I might put them on a 350 with a set of Denco's I have for an old school look.

Alain2

I'll buy a set for one of my Daytona Special bike, my factory CDI bikes run hotter than my 77 and would probably benefit from the better head cooling.
1973 RD350, 1977 RD400, 1979 RD400, 1980 RD400, 1985 MJ50, Goped Zenoah 30cc.

2 Smoker

I will buy a set for a 75 RD 350 :patriot:

85RZwade

Quote from: 2 Smoker on June 13, 2022, 09:59:28 AM
I will buy a set for a 75 RD 350 :patriot:

My 75 RD350? Too kind! Let me know when they arrive and I'll be right over.
I post waayyy too much

2steve

Did anything happen with these Webco-style heads?
(Not that I have the disposable income)

The Red Scourge

Quote from: 2steve on October 27, 2022, 12:03:06 PM
Did anything happen with these Webco-style heads?
(Not that I have the disposable income)

I'm in the same boat, but will probably jump on them if he's making 'em.
'76 Yamaha RD400C
'71 Kawasaki G3SS
'88 Honda CBR400RR
'90 Yamaha FZR400/600 hybrid

rlloydm

I had had my eye on these when they were first listed on Economy. Not to steal anyone's thunder but I think I'll be mounting a set of these to my race bike instead: https://vintageperformanceproducts.com/shop/ols/products/yamaha-rd400-billet-heads