Dragon Slayer 255cc X
23 Degree
-40/60 valve spacing
-Shaft Rockers Required
-68cc chambers or 64cc Chambers for $50 more.
-Other chambers sizes available ask for pricing
-5/16 intake guides, 11/32 exhaust guides
-2.150/1.60 valve sizes
-50degree intake seats 50degree exhaust
-2.83 Min CSA
- Flow on 4.155 Bore no exhaust Pipe
Int Ex
.1 70 51
.2 153 104
.3 212 152
.4 260 192
.5 302 218
.6 327 231
.7 335 239
.8 337 246
.9 341 250
1.0 345 253
-740-780hp Capable
-$3900 for Pair assembled for solid roller cam up to .800 lift Titanium Retainers, Pac Springs, and Ferrea Stainless steel valve