Quote Originally Posted by greenwayjames View Post

The list of many longtime professional "tuners" who kept to the original or even sleeved transfer ports is even longer..... now ask yourself why? from first hand experience I include in that list Cardew, Mike Wade of Power without Powder fame, Venom, Worcestershire Black Powder Supplies, Kestock and many more. They must have done a half decent job to stay in business as long as they did with many repeat customers.
I thought Mike Wade just supplied his "Viper" tuning kits and didn't actually tune guns for anybody ?

If you look at Mike Wade's order form that came with Power Without Powder, he recommends drilling the transfer port out on the 77 for both his Max power and FT Viper tuning kits.




All the best Mick