ok the engine ... has ls1 coils and the sump is from Arizona and the efi has tappered bores 48-45-42 the coils are fired by haltec the distributor is a Rb30 unit made by myself ,the rods are fj20 length pistons are custom to suit p90 head ,head is one of the best ones i have tested 230cfm inlet 155ex springs from japan kameri adj timing gear, cam from wade is a one of will be the first to try can not wait . crank has been lightend and de-stressed and heat treated .it runs a light flywheel and clutch also from Arizona. it will make about 180kw atw...