Ford 427 "tunnel port" head curiousity?

General engine tech -- Drag Racing to Circle Track

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piston guy
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Re: Ford 427 "tunnel port" head curiousity?

Post by piston guy »

BILL-C wrote:I don't know if that was your old distributor Randy. Did yours have the 1/4 or 5/16 hex ? This one had the small hex, and was starting to crack, so we got a different drive with 5/16 hex on both ends and a truck distributor shaft. Also had to ream block.
Not mine then , it was a low mile unit in great shape,
ZEOHSIX
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Re: Ford 427 "tunnel port" head curiousity?

Post by ZEOHSIX »

BILL-C wrote:
20160317_162446_resized.jpg
Just finished a tunnel port 427 for a GT40 today!
Cool looking timing cover is that a Ford part?
piston guy
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Re: Ford 427 "tunnel port" head curiousity?

Post by piston guy »

Yes, it was a GT40 specific cover built to house the scavenge pump for the dry sump system they used. About 50 were cast.
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