Hi Sid I just look at your photo of your cowling, I just wonder whats the area on the front opening for the inlet of air, compare to the area back of the cowling? Regard Leif NORWAY
> To: krnet at list.krnet.org > Date: Wed, 29 Jun 2016 18:34:53 -0400 > Subject: Re: KR> Cowling Air Scoop > From: krnet at list.krnet.org > CC: smwood at md.metrocast.net > > I had oil cooling issues on my GPASC 2180 VW. Just could not flow enough > air through the firewall mounted oil cooler. The cooler was probably too > small (3x4x10 inches). Took it all out and installed a Revmaster oil pump > and cooler. Part of the Revmaster kit is a new oil pressure control, > temperature sensitive spring, spin on oil filter and mechanical fuel pump > all mounted on the bottom and front of the GPASC VW. This cooler is about 3 > times the size of the old GPASC cooler. The rectangular air inlet fits the > Revmaster supplied box for the cooler and I modified it to also supply carb > air, cool air for the Compufire ignition, alternator regulator and > gascolator, and warm air for cabin heat (no more exhaust muff heat). Air > outlet from the cowl is a ramp at the bottom of the fire wall 2 inches high > and 22 inches wide. Summer or winter, the oil temperature now remains at > 170 degrees F. Running the fuel lines along the bottom of the engine to and > from the new fuel pump has eliminated the vapor lock issue when shutting > down for refueling for ten minutes and attempting to restart. Fire sleeves > on the top mounted hoses and fuel pump did not make any difference in the > vapor lock issue. Not sure how much ram air pressure recovery may be for > the carburetor. > > https://s3.amazonaws.com/expercraft/sidwood/164594493535aecddd7537.jpg > > The picture shows the fit up before painting for my homebuilt cowl. The > green peeping through is from the green Styrofoam from Lowes. My RR cowl > would not fit the Revmaster oil cooler installation. > > Sid Wood > Tri-gear KR-2 N6242 > Mechanicsville, MD, USA > ---------------------------------------------------------------- > > -----Original Message----- > > Dear All, > Let's see if I can take care of some business.I have noticed that many of us > have an air scoop on the bottom of our cowlings. ?Has anyone tried the > prefab scoop that Vans sells for the RV6 with the 320 or 360 engine? ?It > costs about $80, which it is hard to build for less than that. ? > I have already built my version of Vans "FAB" air box intake with filter and > I feel that thier air scoop would work. ?What have you done that worked for > you? ?I built a mold that should fit over my air filter box but for $80 I > could save myself a lot of sanding. Check it out at Vans website to see if > it might work for you. > Like Mark said, I have scarffed a joint or two! > > Joe Nunley?CW2 US Army RetiredBaker JROTC Instructor?Baker Florida? > > ------------------------------ > > > > _______________________________________________ > 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
