Originally Posted by Blade
No idea......but it's in ground if that helps.
I bet your shop have the 248. Almost everybody that dyno low seem to be from dynojet 248 model.
Even the SS(L99) guys that dyno low 295-310 stock seem to be from the 248 model.
Most shops now use the 224 and 424 on the ground dyno.
Thank you for posting blade.