I have one courtesy of Errol www.datrats.com.au I want one for everyone. -----Original Message----- From: [EMAIL PROTECTED] [mailto:membersozdat_owner@;datascribe.com.au] On Behalf Of Ben C Sent: Wednesday, 6 November 2002 10:29 PM To: [EMAIL PROTECTED] Subject: Re: 32/36 downdraft recommendations...
here you go.....buy yerself one from the US http://www.510racer.com/Race%20Heads.htm ----- Original Message ----- From: "Brad Hallett" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, November 06, 2002 11:04 PM Subject: RE: 32/36 downdraft recommendations... > What we need is someone to start casting FIA's. > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:membersozdat_owner@;datascribe.com.au] On Behalf Of Terry Rudd > Sent: Wednesday, 6 November 2002 9:52 PM > To: [EMAIL PROTECTED] > Subject: RE: 32/36 downdraft recommendations... > > > Richard, > > The closed chamber heads are pretty much all the same, except valves, > port sizes and design and the chamber volume (L20B is 45cc). The U67 > head that was made in Aus wasn't all that well cast, lots of head > gaskets were blown around the front passenger side water jacket - > early A10 W53 heads had the same problem but once replanned they > seemed to hold together especially if a ACL Monotorque gasket was > used. CR wise, roughly for every 1mm a L18 is bored it goes up by > ~0.35 and 0.1 for every 10 thou shaved off the head, so a L18 bored > 1mm (40 thou) and 20 thou off the A87 head will be 9.5 (base CR) > + .35 + .2 = ~10:1, much the same as a stock W53 not shaved at all on > + a > stock L18 bore. You must plan your attack, get prices from suppliers > etc > - it's too exy to get it wrong. Personally if I was building up an L18 > bored 40 thou, flattop ACL pistons, then I'd give the W53 head a go > probably stage 1 ported, 66 cam, add 1 or 2 45's with a header and 2.25" > exhaust, Bluey S2 dizzy and coil, 3.9:1 diff with a C210 or R30 5 speed > and a Daikin (2000 Sports copy) clutch. I haven't totally rebuilt a L > engine for years, but at a rough guess that little lot is going to cost > well over $1000, probably closer to $1500 including gaskets and that's > fitting it all together yourself. Stock valve springs are good for 7200 > rpm all day everyday, you aren't going to get a failure in that > department. Lash pads have to be sourced to match your cam. > > With costs going up for rebuilds, you can see why ppl just shove > engines like CA18 and SR20 turbos in 1600's and be done with it. > > regards > Terry > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:membersozdat_owner@;datascribe.com.au]On Behalf Of Richard Webb > Sent: Thursday, 7 November 2002 12:51 PM > To: [EMAIL PROTECTED] > Subject: Re: 32/36 downdraft recommendations... > > > So from what I can understand the A87 head is the way to go to start > off with? Or is it possible to get a l20b head flowing the same? Is it > all flow or do they have other differances? > > I think I need to plan how Im going to rebuild the engine before I do > it. I was thinking port the l20b head, new cam either 74 or 76 degree > (going on the comments on the list) , flat top pistons (dunno wtf to > look for at the moment, how much should I be looking at?). What should > I do to valves/valve springs ( I have no idea with these either)? > > Anyway I guess its all a learning curve from here, sorry for all the > questions! > > Richard > ----- Original Message ----- > From: "Terry Rudd" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Tuesday, November 05, 2002 5:22 AM > Subject: RE: 32/36 downdraft recommendations... > > > > What we know here as a A87-BP head is basically the same as the V912 > version > > from Japan that could be ordered from a Nismo dealer at considerable > expense > > but far cheaper than the FIA - It has 38mm round ports and huge > > inlet > valves > > ~42mm. They were standard on twin Mikuni fed factory L18's and > > sometimes > if > > you were lucky you'd find them at importers - Aus only got the puny > > twin Hitachi L18SSS engine and most of them had A87 heads with > > intermediate > sized > > (~35mm) ports and smallish valves. > > > > regards > > Terry > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:membersozdat_owner@;datascribe.com.au]On Behalf Of GREENBURY, > > Andrew Robert > > Sent: Tuesday, 5 November 2002 9:10 PM > > To: [EMAIL PROTECTED] > > Subject: RE: 32/36 downdraft recommendations... > > > > > > Terry, > > > > Whats a BPA87 head? > > > > I'll pull my webber apart to get whats in it at the moment and let > > you > > > know - sounds like your setup is what i want :) At the moment mine > > isnt real strong at all. > > > > Thanks > > Andrew > > > > > > On Tue, 5 Nov 2002, Terry Rudd wrote: > > > > > Kris, > > > > > > It was in my Stanza dirt car for ages, L18SSS/BPA87 head, rally > > > cam > (66), > > > H&M header etc but only good for a very reliable 150hp or so, fun > > > to > drive > > > without being anything extreme. > > > > > > regards > > > Terry > > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] > > > [mailto:membersozdat_owner@;datascribe.com.au]On Behalf Of Kristian > > > Walsham > > > Sent: Tuesday, 5 November 2002 2:09 PM > > > To: [EMAIL PROTECTED] > > > Subject: Re: 32/36 downdraft recommendations... > > > > > > > > > Terry, > > > Could i have that info too please. Was it set up for a > > > standard > > motor, > > > L18SSS or something hotter? > > > > > > Kris. > > > ----- Original Message ----- > > > From: "Terry Rudd" <[EMAIL PROTECTED]> > > > To: <[EMAIL PROTECTED]> > > > Sent: Tuesday, November 05, 2002 1:59 PM > > > Subject: RE: 32/36 downdraft recommendations... > > > > > > > > > > Andrew, > > > > > > > > Do you know what jets are in it at the moment. I've got a 32/36 > > > > out in > > the > > > > shed somewhere that's setup for an L18 which was real strong to > > > > around > > > 7000 > > > > rpm. I'll pull it apart for you and get the numbers for you if > > > > you're > > > really > > > > stuck for info. This one has something like 140 primary and 160 > > secondary > > > > but I can't remember what all the air bleed/correctors were and > > > > these > > are > > > > important to get the best out of the little weber. > > > > > > > > regards > > > > Terry > > > > > > > > -----Original Message----- > > > > From: [EMAIL PROTECTED] > > > > [mailto:membersozdat_owner@;datascribe.com.au]On Behalf Of Andrew > > > > Greenbury > > > > Sent: Monday, 4 November 2002 2:57 PM > > > > To: [EMAIL PROTECTED] > > > > Subject: Re: 32/36 downdraft recommendations... > > > > > > > > > > > > Gday Rich, > > > > > > > > Thanks for that - yeah I dont really want to take it to yet > > > > another place. I was hoping some people may have some > > > > recommendations for settings based on their experiences that I > > > > could then try out. > > > > > > > > Thanks > > > > Andrew > > > > > > > > > I got my 1600 (twin hitachis) tuned by DJ Carbies in Eltham, > > > > > I've also had our 240z tuned by him too, he knows heaps about > > > > > carbies and told me a 32/36 webber would be good. Anyway he > > > > > tuned mine for $70 including parts... he gives good advice, but > > > > > maybe thats just my experience. > > > > > > > > > > Rich > > > > > ----- Original Message ----- > > > > > From: "GREENBURY, Andrew Robert" <[EMAIL PROTECTED]> > > > > > To: <[EMAIL PROTECTED]> > > > > > Sent: Saturday, November 02, 2002 5:19 PM > > > > > Subject: 32/36 downdraft recommendations... > > > > > > > > > > > > > > > > > > > > > > Hi guys, > > > > > > > > > > > > Ive had my 32/36 webber tuned by a few "reputable" carby > > > > > > places > over > > > the > > > > > > last few years before my resto, but i havent been convinced > > > > > > by > their > > > > > > results. So I thought Id ask the people in the know if they > > > > > > have > any > > > > > > recommendations for settings gained from experience?? > > > > > > > > > > > > Its on a (as far as I know) standard L18 with extractors, S2 > > > electronic > > > > > > ignition. I know nothing about webber tuning - is it just > > > > > > primary > > and > > > > > > secondary jets to play with on the downdraft? > > > > > > > > > > > > Thanks for any recommendations or advice, > > > > > > > > > > > > Andrew > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > --membersozdat------------------------------------------------------- > OZDAT Mailing List Please Note:- > Send (un)subscribe requests to [EMAIL PROTECTED] Send > submissions to [EMAIL PROTECTED] No unauthorised > redistribution of this email > http://www.ozdat.com/ozdatonline/index.htm > http://www.ozdat.com/ozdatonline/listindex.html > http://www.mail-archive.com/membersozdat@;datascribe.com.au/ > --------------------------------------------------------------------- > > --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/membersozdat@;datascribe.com.au/ --------------------------------------------------------------------- --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/membersozdat@;datascribe.com.au/ ---------------------------------------------------------------------
