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Jake Martinez Fri Aug 26, 2011 12:33 pm

for my senior year of highschool i will being doing a project along the whole semester.

im going to try and build a 40hp with dual 28pcis, bigbore kit, and any other sugestions for my product?

once i start the build which will be with in a few months ill start updating with pictures.

i would like to keep the 40hp heads

any suggestions would be great.

thanks, jake

baked beetle Fri Aug 26, 2011 4:07 pm

do you have a long block to take apart for case/crank/heads and what not?

Jake Martinez Fri Sep 16, 2011 11:04 am

if i use a 69mm crank from a 1300-1600 should that work?


,jake

joebug1956 Fri Sep 16, 2011 6:17 pm

Try and find a 65 case its the only 40 hp that had cam bearings, Go with square boss heads too.

You see the video of mine running? Check the thread in this forum and the one in readers rides. Sorry couldn't make it to Bugout! Valve spring broke and then the valve went through the piston (locked up the motor) It's all back together now though!

Jake Martinez Fri Sep 16, 2011 6:35 pm

ok thanks. i dont have a whole bunch of time. so it will probably be the first good case i find.

ive been looking through this book for some answers

Jake Martinez Sat Sep 17, 2011 9:22 am

gonna try and use this peice to



anyone ever notice how the base looks like a rocker arm? must have used part of the same mold

Shadd Sat Sep 17, 2011 4:12 pm

You could use ratio rockers to take advantage of the extra carburetion and displacement. When I was in high school I used dual 28 pci's on a 1600 DP that I had in my 59 bug. I made my own custom manifolds and linkage. It worked great. Don't forget to put a balance tube in your manifolds.

Jake Martinez Sat Sep 17, 2011 4:36 pm

yea i have kinda made up some intakes. and thats the plan dual 28 pcis

ive thought about upgrading the rockers also

Jake Martinez Tue Sep 27, 2011 10:12 am

got the thunderbird header in the mail



hopefully will be getting a long block this weekend 8)

Jake Martinez Tue Sep 27, 2011 5:13 pm

got one of the carbs rebuilt tonight


Jake Martinez Wed Sep 28, 2011 11:50 am

test fitted on a intake



going to have to redo the intake to turn the carb so i can use the linkage i have.

Jake Martinez Wed Sep 28, 2011 6:21 pm

random picture im probably not using the polished 28 pci carb.


Jake Martinez Sun Oct 02, 2011 8:51 am

got a motor over the weekend. already had a bigbore kit on it. so im gonna re use the pistons and cylinders. the heads are not square boss type should i be ok?




anyone know what type of muffler that is?

Jake Martinez Tue Oct 04, 2011 2:53 pm

started with taking it apart







tomarrow it will be time to degreese everything!

Jake Martinez Wed Oct 05, 2011 8:28 am

the case is cracked :x so now im looking for another case. hopefully i will find one tomarrow

Jake Martinez Wed Oct 05, 2011 10:11 am


Mike Fisher Wed Oct 05, 2011 10:23 am

Jake Martinez wrote: got a motor over the weekend. already had a bigbore kit on it. so im gonna re use the pistons and cylinders. the heads are not square boss type should i be ok?




anyone know what type of muffler that is?

I've always liked that style of muffler. I'd probably paint it up and use it with 2 chrome tips.

Jake Martinez Wed Oct 05, 2011 10:35 am

you know who made it?

Jake Martinez Mon Oct 10, 2011 2:45 pm

modified the nos 40hp rods to work with a 69 crank




Jake Martinez Mon Oct 10, 2011 5:14 pm

need to know what these are





the piston doesnt look vw anyone know what its for?

they are 82's just wondering about the piston



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