The 94 is thinner than the 92.Revmaster crank setup is different than the HAPI and GPAS.All are good just different.Use the one you like.Tommy W.
On Sun, Apr 17, 2016 at 11:39 AM, svd via KRnet <krnet at list.krnet.org> wrote: > Thanks for the suggestion of the Revmaster crank and prop hub Mark. > Why? Any other suggestions? Heads? > > It does seem a shame to rip apart the HAPI, but I keep getting ominous > opinions of its airworthiness. > > > > > > > On Apr 17, 2016, at 9:00 AM, krnet-request at list.krnet.org wrote: > > > > Send KRnet mailing list submissions to > > krnet at list.krnet.org > > > > To subscribe or unsubscribe via the World Wide Web, visit > > http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org > > or, via email, send a message with subject or body 'help' to > > krnet-request at list.krnet.org > > > > You can reach the person managing the list at > > krnet-owner at list.krnet.org > > > > When replying, please edit your Subject line so it is more specific > > than "Re: Contents of KRnet digest..." > > > > > > Today's Topics: > > > > 1. 94x82 vs 92x82 (svd) > > 2. Re: 94x82 vs 92x82 (Mark Langford) > > > > > > ---------------------------------------------------------------------- > > > > Message: 1 > > Date: Sat, 16 Apr 2016 16:31:56 -0700 > > From: svd <osprey220 at yahoo.com> > > To: "krnet at list.krnet.org" <krnet at list.krnet.org> > > Subject: KR> 94x82 vs 92x82 > > Message-ID: <BF6418A0-E0FE-476C-834D-6E8D0FC63510 at yahoo.com> > > Content-Type: text/plain; charset=utf-8 > > > > > > Is there any downside to moving to the 94mm cylinders vs 92mm's? My > son?s project currently has the 92x82 for 2180cc. I can move to 94x82 for > about the same cost as sticking with 92x82 in an upcoming rebuild. > > > > I?ve read that the 94mm cylinders are preferred because they are thicker > walled. > > > > I am considering a pretty serious rebuild of the HAPI engine that came > with my son?s KR project. > > > > Specifically, we are intending to replace the crank and prop hub (with > GP Top Bug and Force One), cylinder heads (with ?), alternator with GP, and > cylinders with nikasil?s (not the LN Nikies). > > > > Since the case will have to be machined to accept the Force One prop > hub, shouldn?t be too much more to machine for the 94?s. > > > > Cheers, > > Owen > > > > > > > > > > ------------------------------ > > > > Message: 2 > > Date: Sat, 16 Apr 2016 20:28:53 -0500 > > From: "Mark Langford" <ML at N56ML.com> > > To: "'KRnet'" <krnet at list.krnet.org> > > Subject: Re: KR> 94x82 vs 92x82 > > Message-ID: <6657B9D418D943CE96CBB3D7C757FBFD at BASE755> > > Content-Type: text/plain; charset="us-ascii" > > > > Owen wrote: > > > >>> Is there any downside to moving to the 94mm cylinders vs 92mm's? My > son's > > project currently has the 92x82 for 2180cc. I can move to 94x82 for > about > > the same cost as sticking with 92x82 in an upcoming rebuild.<< > > > > Several of us are running 94mm cylinders on the Corvair with no problems > at > > all. You'll probably go through at least two sets of VW heads before you > > need to touch the pistons/cylinders. They are well proven. I put 550 > hours > > on a set in N56ML and they still look great and have great compression. > > > > I've built two GPASC engines (and torn them both down several times for > hub > > issues), and if I were going to build another VW, I'd use the Revmaster > > crank and prop hub setup instead. > > > > Mark Langford > > ML at N56ML.com > > http://www.n56ml.com > > > > > > > > > > > > ------------------------------ > > > > Subject: Digest Footer > > > > _______________________________________________ > > See KRnet list details at http://www.krnet.org/instructions.html > > KRnet mailing list > > KRnet at list.krnet.org > > http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org > > > > > > ------------------------------ > > > > End of KRnet Digest, Vol 4, Issue 100 > > ************************************* > > > _______________________________________________ > Search the KRnet Archives at http://tugantek.com/archmailv2-kr/search. > To UNsubscribe from KRnet, send a message to KRnet-leave at list.krnet.org > please see other KRnet info at http://www.krnet.org/info.html > see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change > options >
