pushrods

This is the place to discuss, or get help with any of your Type 4 questions.
GARRICK.CLARK
Posts: 620
Joined: Fri Aug 26, 2011 10:01 am

pushrods

Post by GARRICK.CLARK »

Hi guys.
I'm using standard aluminium push rods on my motor, I have a set of steel rods out of a later engine. question is, are a set of steel rods lighter than the aluminum rods, and are they stronger.
Motor has dual springs.
Just wanna check before I start removing engine parts
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Chip Birks
Posts: 4006
Joined: Wed Mar 12, 2008 5:59 pm

Re: pushrods

Post by Chip Birks »

Steel generally is heavier than aluminum, but generally stronger assuming they are they same size and shape.
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raygreenwood
Posts: 11895
Joined: Wed Jan 22, 2003 12:01 am

Re: pushrods

Post by raygreenwood »

Check the length. The only factory steel PRs were crom mid to late bus.....for hydraulic lifters. They are shorter and will not work with solid lifters. Ray
madmike
Posts: 3146
Joined: Mon Jul 24, 2006 3:11 pm

Re: pushrods

Post by madmike »

I would only use Cromemolly(spelling :roll: ) with duals
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aircooledtechguy
Posts: 1709
Joined: Sun Oct 28, 2001 1:01 am

Re: pushrods

Post by aircooledtechguy »

Don't bother even trying to use those things.

1. They are too short for anything other than the hyd. lifters that they were used with.
2. They weigh a ton.

FWIW, I NEVER use type4 push rods in type4s. I always use steel or chromoly type1 push rods in my type4 builds.
GARRICK.CLARK
Posts: 620
Joined: Fri Aug 26, 2011 10:01 am

Re: pushrods

Post by GARRICK.CLARK »

Ok thanks for the info guys.
So. Would you say the standard type 4 pushrods are not a good rod to use on a hypo motor.

Which pushrod would be an up grade.
I'm looking for stronger/lighter.
Cheers G
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Clatter
Posts: 2034
Joined: Sun Apr 28, 2002 1:01 am

Re: pushrods

Post by Clatter »

I have had a half-dozen sets of these at least and love them...

http://vwparts.aircooled.net/Manton-3-8 ... h-rods.htm
Speedier than a Fasting Bullet!

Beginners' how-to Type 4 build thread ---> http://shoptalkforums.com/viewtopic.php?f=1&t=145853
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