RE: compression ratio

From: Rich Kinsley <rlkinsley@xxxxxxxxx>

Date: Fri, 18 Jan 2008 02:22:58 +0000

I don't sit in my easy chair. I go to the gym and sit in the nice warm cozy hot tub :-) Rich Kinsley '64 Dodge Polara 4 dr 318poly w/goodies ===================================================================== Paul Lennemann wrote: > > I might take you up on the use of that stand Rich. As for the rest of > it when it comes time to start reassembling things the torque wrench > definitely. But for now you can just sit in your easy chair by the > fire. @$%&*(^%&&*)^$$%^ retired guys! > > Paul > Richard Kinsley wrote: > > > > Paul, My engine stand is currently empty and I have > > another one a friend will give to me whenever we can > > hook-up and make the swap. You're familiar with mine > > as my poly and my 440 had been on it already for quite > > a long time. Get something good or borrow mine if you > > don't think you'll have a long term need. I can bring > > my compressor, torque wrenches, dial indicator, etc. > > too as needed. > > > > Rich Kinsley '64 Dodge Polara 4 dr 318poly w/goodies > > > > Why am I volunteering to help my grudge match > > competitor ?? :-) ("cause it's fun!) > > ====================================================== > > --- Paul Lennemann <pjlenn@xxxxxxxxx> wrote: > > > > > > > > Yes Rich, I'll need you to bring your engine hoist. > > > I'll also have to > > > come up w/ an engine stand. Harbor Freight has one > > > on sale now for $40. > > > I'm a little skeptical of their quality though. > > > Paul > > > > > > Richard Kinsley wrote: > > > > > > > > > > > > Atta boy, sounds like fun!!!! Want me to bring my > > > > engine hoist? George, I'll need my engine sling > > > back > > > > too. > > > > > > > > I shouldn't be so enthusiastic. Now you'll relly > > > beat > > > > me up at the Geezer drags :-( > > > > > > > > Rich Kinsley '64 Dodge Polara 4dr 318poly > > > w/goodies > > > > > > > > > ====================================================== > > > > --- Paul Lennemann <pjlenn@xxxxxxxxx> wrote: > > > > > > > > > > > > > > I've come to the realization that I'm going to > > > have > > > > > to pull the engine > > > > > to do this right. (Did you hear that Rich?) So > > > > > while it's out I could > > > > > have the block decked as you suggested. I could > > > > > also use a different > > > > > piston like a 6-pack piston that has a lower pin > > > > > height, raising it up > > > > > in the hole. Either one dictates that the > > > engine > > > > > come out. I'll > > > > > probably wait till March when the weather breaks > > > a > > > > > little around here > > > > > before I pull it. (Mark your calendar Rich) > > > > > I've also got a new 770 CFM Holley Carb and set > > > of > > > > > Schumacher Tri-Y > > > > > Headers to put on it. I'm also looking for a > > > > > Performer RPM intake. It > > > > > will definitely be faster when I get done. > > > > > > > > > > Paul L. > > > > > '63 Sport Fury > > > > > 440/727 > > > > > > > > > > > > > > http://www.1962to1965mopar.ornocar.org/ml-lennemann63.html > > > > > > > > > > William Cole wrote: > > > > > > > > > > > > Why not go deeper and have the block decked? > > > If > > > > > you want compression > > > > > > using your pistons, I think it's worth the > > > extra > > > > > work and expense. My > > > > > > motor is at zero deck height with flattop > > > pistons > > > > > and Eddy heads and I > > > > > > have around 11:1 compression. > > > > > > > > > > > > Bill C. > > > > > > On Sun, 13 Jan 2008 20:43:07 +0000, "Paul > > > > > Lennemann" <pjlenn@xxxxxxxxx> > > > > > > said: > > > > > > > > > > > > > > I got one head pulled off of my motor today. > > > I > > > > > was pretty disappointed > > > > > > > in what I found. My goal is to get the C.R. > > > > > bumped up to @ 9.0:1 or a > > > > > > > little better. What I found was that my > > > pistons > > > > > are down in the hole at > > > > > > > > > > > > > > least .140". Using the C.R calculator at: > > > > > > > http://www.csgnetwork.com/compcalc.html > > > > > > > > > > > > > > I used 4.32" bore dia. > > > > > > > 3.75" stroke > > > > > > > 0.25 compressed head gasket > > > thickness (a > > > > > guess) > > > > > > > 4.40" Head gasket bore dia. (a > > > guess) > > > > > > > 88 cc's for the chamber volume (906 > > > > > heads) > > > > > > > 0 piston dome volume (flat top > > > pistons) > > > > > > > 0.140 for piston deck clearance > > > > > > > This yields a C.R. of 8.04:1. This was @ my > > > > > guess for what I had. But > > > > > > > finding those pistons that far down in the > > > hole > > > > > was a bit of a bummer. > > > > > > > I was hoping to be able to mill the heads a > > > > > little to achieve the higher > > > > > > > > > > > > > > compression I was looking for but with the > > > > > pistons down 0.140 I don't > > > > > > > think that will get me where I want to be. > > > > > > > I'm guessing if I took 0.060" off the heads > > > it > > > > > would drop the chamber > > > > > > > volume to @ 84 CC's. That would only give > > > me a > > > > > bump of @ .23. Not much > > > > > > > > > > > > > > bang for the buck. So it looks like I'm > > > going > > > > > to have to go into this > > > > > > > thing a lot deeper than I wanted to in order > > > to > > > > > meet my goals. > > > > > > > > > > > > > > Paul L. > > > > > > > '63 Sport Fury > > > > > > > 440/727 > > > > > > > > > > > > > > > > > > > > > http://www.1962to1965mopar.ornocar.org/ml-lennemann63.html > > > > > > > > > > > > > > > > > > > > > ---- > > > > > > > Please address private mail -- mail of > > > interest > > > > > to only one person -- > > > > > > > directly to that person. I.e., send > > > parts/car > > > > > transactions and > > > > > > > negotiations as well as other personal > > > messages > > > > > only to the intended > > > > > > > recipient, not to the Clubhouse public > > > address. > > > > > This practice will > > > > > > > protect your privacy, reduce the total > > > volume of > > > > > mail and fine tune the > > > > > > > content signal to Mopar topic. Thanks! > > > > > > > > > > > > > > '62 to '65 Mopar Clubhouse Discussion > > > > > Guidelines: > > > > > > > > > > > > > > > http://www.1962to1965mopar.ornocar.org/mletiq.html. > > > > > > > > > > > > > -- > > > > > > William Cole > > > > > > wedge64@xxxxxxxxxxx > > > > > > > > > > > > -- > > > > > > http://www.fastmail.fm - I mean, what is it > > > about > > > > > a decent email > > > > > > service? > > > > > > > > > > > > > > > > > > > > > ---- > > > > > Please address private mail -- mail of interest > > > to > > > > > only one person -- directly to that person. > > > I.e., > > > > > send parts/car transactions and negotiations as > > > well > > > > > as other personal messages only to the intended > > > > > recipient, not to the Clubhouse public address. > > > This > > > > > practice will protect your privacy, reduce the > > > total > > > > > volume of mail and fine tune the content signal > > > to > > > > > Mopar topic. Thanks! > > > > > > > > > > '62 to '65 Mopar Clubhouse Discussion > > > Guidelines: > > > > > > > > http://www.1962to1965mopar.ornocar.org/mletiq.html. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > ____________________________________________________________________________________ > > > > > > > > > > > > Never miss a thing. Make Yahoo your home page. > > > > http://www.yahoo.com/r/hs > > > > > > > > === message truncated === > > > > > > > > ____________________________________________________________________________________ > > > > > > Never miss a thing. Make Yahoo your home page. > > http://www.yahoo.com/r/hs > > > > Paul L. > '63 Sport Fury > 440/727 > http://www.1962to1965mopar.ornocar.org/ml-lennemann63.html Rich Kinsley '64 Dodge Polara 4dr 318poly w/goodies ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html.

Back to the Home of the Forward Look Network

Copyright © The Forward Look Network. All rights reserved.
Opinions expressed in posts reflect the views of their respective authors.
This site contains affiliate links for which we may be compensated.