[Healeys] BN2 Incontinence

[Michael Oritt]

It is on the left side of the block below the exhaust manifold--the cable's
running horizontally.

On Mon, May 19, 2025 at 10:08 AM warthodson--- via Healeys <
healeys at autox.team.net> wrote:

> Is the tach drive in a BN1 also on the driver's side (LHD car) on the side
> of the block under the exhaust?
>
> On Wednesday, May 14, 2025 at 04:39:33 AM CDT, Patrick and Caroline Quinn <
> p.cquinn at outlook.com> wrote:
>
>
> G’day
>
>
>
> In a four-cylinder engine in the BN2 the tach drive is located on the
> driver’s side (LHD car) on the side of the block under the exhaust.
>
>
>
> IN a six-cylinder it’s off the distributor drive on the other side.
>
>
>
> Hoo Roo
>
>
>
> Patrick Quinn
>
> Blue Mountains, Australia
>
>
>
> *From:* Healeys <healeys-bounces at autox.team.net> *On Behalf Of *Bob
> Spidell via Healeys
> *Sent:* Wednesday, 14 May 2025 12:32 PM
> *To:* Michael Salter <michaelsalter at gmail.com>
> *Cc:* Healeys <healeys at autox.team.net>
> *Subject:* Re: [Healeys] BN2 Incontinence
>
>
>
> Ah, yeah, now I remember having to route the OP line across the scuttle.
> But, the tach drive is off the distributor, on the R/H side, no? I replaced
> the seal when we rebuilt the engine.
>
> Tappet cover, IIRC, is on the L/H side; that was my first guess since the
> oil isn't contaminated (until it hits the pavement). I didn't learn until
> after the rebuild that one of the tappet cover screws has to be shorter,
> lest one of the tappets hit it; always wondered if I did that right or not.
>
> bs
>
> On 5/13/2025 7:22 PM, Michael Salter wrote:
>
> The oil pressure take off is on the right side of the engine Bob. My guess
> would be the tachometer drive, the seal on the shaft hardens and cracks (
> probably only about 70 years old, they don't make them to last) or the
> tappet cover. I  have found that the tappet cover screws need to be gently
> retightened af a few hours of operation. On the 100S they were all lock
> wired which tells you something!!
>
>
>
> M
>
>
>
> On Tue., May 13, 2025, 9:46 p.m. Bob Spidell via Healeys, <
> healeys at autox.team.net> wrote:
>
> Listers,
>
> Just noticed, after a short local drive my BN2 was peeing oil out the
> driver (L/H) side of the engine. I won't get to a diagnosis and fix for
> a couple weeks; just wondering if anybody has a guess. My first thought
> was the OP gauge fitting came loose or the line broke, but the gauge was
> indicating fine as was the temp gauge.
>
> Any guesses?
>
> Bob
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