Triumph Racing tappet blocks

Triumph Racing tappet blocksThese USA made tappet blocks are an excellent choice to replace broken or worn originals, and will work in most 500, 650, and 750 cylinders. They have been designed to accept higher cam lift without modification. Available in C674 bronze for both Pre Unit and Unit Construction models. Based on the exhaust tappet block from 1969 1982, Triumph part number 70 9353, these are drilled for a tappet oil feed. However if the pressurized oil feed is not used

The high gear bushing is a two piece design which is easier to install than the originals

these genuine Amal made in UK throttles are precision made and built to last

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Triple plate chrome

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4 Rocker box inspection washers  (70-1577 or E1577)

The Manganese material is easily reamed

They are copper plated

These springs can also be used on all 650 heads provided the taller OEM basewashers are used ( Triumph p/n 70-6439)

Included with the first ever aluminum core reusable Pre Unit Triumph primary gasket is everything you will need to seal it up

2 Black Diamond™ 1

These gaskets have been tested both on the street and at the Bonneville Salt Flats