Dragon Slayer 255cc Standard
23 Degree
-Standard valve spacing
-Requires Shaft rockers Rockers
-68cc chambers or 64cc Chambers for $50 more.
-Other chambers sizes available ask for pricing
-5/16 Intake guides, 11/32 Exhaust guides
-2.14/1.56 valve sizes
-50degree intake seats 50degree exhaust
-2.83 Min CSA
- Flow on 4.155 Bore no exhaust Pipe
Int Ex
.1 69 49
.2 141 100
.3 202 159
.4 260 191
.5 299 214
.6 328 235
.7 331 243
.8 335 248
.9 339 251
1.0 342 252
-740-780hp Capable
-$3800 for Pair assembled for solid roller cam up to .800 lift Titanium Retainers,Pac Springs, Ferrea Stainless steel valves