I have a complete top end assembly I will sell. They consist of older AR-441 heads, originally ported by Kaase. They have been damaged and repaired, They are "o"ringed, come with titanium valves and retainers, triple springs, Jesel rocker arms, and magnesium valve covers. Includes a magnesium AR tunnel ram with (2) 1250 Holley carbs. $6450.00+ shipping. I will sell tunnel ram and carbs seperate for $2650.00+ shipping. I can e-mail pics and additional details if you are interested.