4-cycle Engine Oil

Bill's Service Center stocks quarts (32 fl. oz.) of Kawasaki KTECH SAE 30, 10W-30 synthetic blend and 10W-40 synthetic blend four-cycle engine oil. Kawasaki engine oil is formulated for use in commercial-grade, high-performance small engines, and manufactured with the latest additive technologies, including a zinc additive to prevent excessive wear.


For Briggs & Stratton engines we stock pre-measured 20 fluid ounce bottles of Briggs & Stratton SAE 30 engine oil and 5-quart jugs of Briggs & Stratton 15W-50 full synthetic oil for some Vanguard engines.


We also stock Opti-4 SAE30 four-cycle oil in 20 fluid ounce bottles and 1.06 gallon jugs, and Opti-4 SAE10W30 in 34 fluid ounce bottles.


  • SAE 30 (recommended for most Briggs & Stratton engines)
  • SAE 5W-30 (for most snowblowers)
  • SAE 10W-30 synthetic blend (recommended for Honda, Kohler and Subaru engines)
  • SAE 10W-40 synthetic blend (recommended for Kawasaki engines)
  • SAE 15W-50 full synthetic (recommended for some Briggs & Stratton Vanguard engines)


If you have a Honda, Kohler or Subaru engine with at least 100 hours of run time, we also sell Mobil 1 SAE 10W-30 full synthetic engine oil.

Kawasaki Engine Oil

Opti-4 Two-Cycle Oil



2-cycle Engine Oil

Bill's Service Center stocks two-cycle engine oil made by Stihl, RedMax, Kawasaki, Poulan, Lawn-Boy and Opti-2.


Stihl HP Two-Cycle Oil

Stihl HP Ultra Two-Cycle Oil

RedMax Two-Cycle Oil

Kawasaki Two-Cycle Oil

Opti-2 Two-Cycle Oil

Transmission Oil

There is no single oil or fluid that can be used in all of the transmissions or hydrostatic transaxles in the lawn and garden industry.  Please refer to your owners manual for the proper fluid.


Bill's Service Center generally stocks the commons fluids for the equipment we see on a regular basis, such as:


  • SAE 30
  • SAE 10W-40
  • SAE 15W-50 full synthetic
  • SAE 20W-50
  • "00" grease
  • Peerless Bentonite grease