Any drawback to having a hydro head on a JH?

[mardak at cogeco.ca (Mark)]

You can always pop off the valve cover and have a peek to see how many cam
bearing races there are.  If you have 5 it's solid, 4 if it's hydraulic...

Mark.
80 S
81 S  ABA/JH/4K

> -----Original Message-----
> From: scirocco-l-bounces@scirocco.org
> [mailto:scirocco-l-bounces@scirocco.org]On Behalf Of Rick Kellner
> Sent: Tuesday, September 16, 2003 2:04 PM
> To: scirocco-l@scirocco.org
> Subject: RE: Any drawback to having a hydro head on a JH?
>
>
> Jeff, my 84 8v JH motor has a solid lifter head.  It also has an "H" in
> the part number and at the end near the distributor.  The part number is
> what you want to check.  Is it 026 103 373 H?
> Let's have a few more solid lifter listers check the part number.  Yes I
> know looking it up on the CD is easier but no where near as much fun.
> Rick Kellner.
>
> -----Original Message-----
> From: scirocco-l-bounces@scirocco.org
> [mailto:scirocco-l-bounces@scirocco.org] On Behalf Of Jeff Toomasson
> Sent: Tuesday, September 16, 2003 2:28 PM
> To: scirocco-l@scirocco.org
> Subject: Any drawback to having a hydro head on a JH?
>
> When I bought the Cali, I noticed that the head had the big H on it. The
> PO says that the cylinder head had never been replaced so it could very
> well be the first owner's doing.
>
> I checked the block this morning and it is indeed a JH.
>
> What would this do? My first inclination is that, assuming only the head
> was replaced, if the engine's oil pump wasn't upgraded at the same time,
> the smaller solid-lifter pump probably wouldn't generate enough oil
> pressure to allow the hydraulic valve train to operate properly.
>
> Or - maybe the engine was completely replaced with something out of an
> '85/6/7/8 8v and the only way to truly confirm if the oil pump is the
> right one is to crack open the oil pan, right?
>
> Sheesh - Only in a Scirocco!   :)
>
> JT
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