Here Is The Link To Purchase Them And Additional Information

Link

-Dragon Slayer 253cc CNC Ported Std Stud Mount

    -23 Degree 

    -Standard Valve Spacing

    -Uses Standard Stud rockers

    -70cc chambers or as low as 67cc Chambers for $50 more. 

-Other chambers sizes available ask for pricing

-2.125/1.575 valve sizes

-50degree intake seats 50degree exhaust

-2.69 Min CSA

- Flow on 4.155 Bore no exhaust Pipe

    Int    Ex

    .1    68    58

    .2    141    109

    .3    204    144

    .4    252    174

    .5    293    195

    .6    318    214

    .7    334    229

    .8    332    237

    .9    333    242    

    1.0  334    245

I try to keep them in stock but you can preorder them.

    -700-720hp Capable

    -$4500 for Pair assembled for solid roller cam up to .700 lift Titanium Retainers

  - $2800 If you send in a set of stock Dragon Slayers

  -Add $100 tor rocker studs and guide plates (They are Not Included.)