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Search took 0.00 seconds. Search: Posts Made By: hardtimes
Forum: Model A (1928-31) 05-19-2018, 06:49 PM
Replies: 20
Views: 5,075
Posted By hardtimes
Re: B Rod spec..

Hey Jim,
Thanks much for all your input, very helpful !
Checked as you suggested. BOTH have the stock compression height distance of 1.90625, as you stated ! Well, wasn't thinking of stroker...
Forum: Model A (1928-31) 05-19-2018, 02:01 AM
Replies: 20
Views: 5,075
Posted By hardtimes
Re: B Rod spec..

Thanks Pete for your input. I might just go the lightweight route from Ross. Will have to talk with them..again.
Forum: Model A (1928-31) 05-19-2018, 01:59 AM
Replies: 20
Views: 5,075
Posted By hardtimes
Re: B Rod spec..

I'm going to call him, to see what the heck on these !
I think that you most likely are correct, in that he did his own machine work and talked of exotic building, when a racer. Hope he is kicking...
Forum: Model A (1928-31) 05-18-2018, 07:07 PM
Replies: 20
Views: 5,075
Posted By hardtimes
Re: B Rod spec..

Spec sheet says: 'C.H. 1.400'.
Dome height says: 0.500.
Net dome cc's- SPL


Piston weight says: 938 grams.


Note: The way designed, these Ross are same .032 popup (now) as stock . When...
Forum: Model A (1928-31) 05-18-2018, 02:07 PM
Replies: 20
Views: 5,075
Posted By hardtimes
Re: B Rod spec..

Hey Jim,
So, taking say 1/8" off on both sides would be OK , in you view ?


'lighter is better'...now you sound like my doctor who keeps taking a little off/out ..here/there ! Now he wants to...
Forum: Model A (1928-31) 05-18-2018, 02:00 PM
Replies: 20
Views: 5,075
Posted By hardtimes
Re: B Rod spec..

Hey Ronnie,
Wow, very nice of you to share these drawings with us , thanks !
ursus' measurement of 1.600 was/is right on with drawing numbers !
Forum: Model A (1928-31) 05-18-2018, 01:58 PM
Replies: 20
Views: 5,075
Posted By hardtimes
Smile Re: B Rod spec..

Hey John,
Yup, 1" pins in these Ross. For 4" bore. Modern ring pack.
I hear what you are saying regarding reciprocating weight. I'm in a bad way with these pistons, as they have .680 dome...
Forum: Model A (1928-31) 05-18-2018, 01:47 PM
Replies: 20
Views: 5,075
Posted By hardtimes
Re: B Rod spec..

Hey harry,
No, that's one thing that we never looked at or discussed. Would have liked to examine those when you had them. Maybe tooo heavy, don't know. I've seen some really weird and very heavy...
Forum: Model A (1928-31) 05-17-2018, 06:56 PM
Replies: 20
Views: 5,075
Posted By hardtimes
Smile Re: B Rod spec..

Hey Jim,
Thanks much for your input !
Yes I've thought about that, but do not have rod end to figure with. I'm thinking of using crower rods again. And, I think that the WIDTH of the small end of...
Forum: Model A (1928-31) 05-17-2018, 01:18 AM
Replies: 20
Views: 5,075
Posted By hardtimes
Smile Re: B Rod spec..

THANKS much , ursus !
I've got to modify some Ross pistons and your help / info is appreciated !
Forum: Model A (1928-31) 05-16-2018, 04:23 PM
Replies: 20
Views: 5,075
Posted By hardtimes
B Rod spec..

Anyone have a B rod handy to measure the small end WIDTH size/spec ?


And, do A/B rods have same small end width ??


Thanks !
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