Thread and hexagonal portion turned off of fitting

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valve seat regression - caused by excessive head temps - caused by too much boost (over 1 bar !!).

lapping the heads

before shot of the 'new' heads

Heads lapped and ready to fit

valve paste on the barrels - use this to lap the barrels into the heads for a good seal

Long block back together

Prepped stock heads - note the grinding paste on the sealing surface - the barrels are lapped into the heads using valve grinding paste to give a good seal. Would have used copper rings but these are not readily available for stock bore size

My trusty milling machine - a family heirloom

Making up the new prototype bracket - everything needs to be manufactured very accurately or the pulleys will not line up correctly

The name is Blow - Joe Blow (Prototype #3)

Clearance for the electrical connections on the alternator is VERY tight

made in Italy

Dellorto

Kit also has revised cable routing and tensioner

I moved supercharger down lower to provide clearance for early busses whilst still using an alternator

Prototype #3 nearly assembled

New Joe Blow pulley set - I had these manufactured for the kits

Hehee my poor garage.

Lifting the engine off of the engine stand - handy things chain blocks

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Prototype #3

Prototype #3