Table of Contents
REF: Oiling & Lubrication
Oil Filter Internal Comparison Pics
Mahle OC21
Micron Rating: 21
No anti drain back seal.
By-pass setting: 8-11 psi.
Burst Pressure: 385.
Flow rate: 7-9 GPM.
1)
photos by harley506d of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/lubrication-and-lubricants/196247-a-different-oil-filter-test#post4303709