TRS21 Upgraded Cylinder Replacement Kit, w/Shims Fits BVV4CYL & BVV2CYL

BVV-6

Included in this kit: (2x) Anodized Aluminum Cylinders and Viton Gaskets, Plus 6 shims (2x .004" and 2x .002") use for top dead center adjustment of the cylinders to dial in the displacement (recommended displacement .008").

This upgrade kit can be used for the following recovery pumps:

• CPS TRS21 Anti-spark/explosion pump (including the SS model from BVV)
  
• BVV 2 Cylinder Butane Recovery Pump ITS/ETL to ANSI/ISA Certified
• BVV 4 Cylinder Butane Recovery Pump ITS/ETL to ANSI/ISA Certified - Requires 2 kits because this unit has 4 cylinders.
• BVV 4 Cyl & 2 Cyl Pump Seal Rebuild Instructions