The Grudge is the newest high performance heavy oil bowling ball from DV8. This ball uses a strong coverstock named Composite Hook Solid paired with the new Grudge Low RG Asymmetric core. The cover is prepped from the factory with a final finishing step of 1000 SiaAir, giving it more than enough texture to tackle heavy volumes of oil.

The Grudge is stronger through the entire lane than any previous DV8 ball we have reviewed, giving all three of our testers plenty of hook on our heavy oil test pattern. Its low RG asymmetrical weight block wants to rev quickly off the hand and, in combination with its cover’s 1000 grit box finish, this ball never slid past the breakpoint. Stroker was able to start about three boards farther left with his feet than he usually can on this pattern. The strong ...