Half sized oil filter???

For the NAPA number just drop the 5 off of the WIX number.

Baldwin numbers: Wix cross ref:
B2 5-13/32 long WIX 51515
B233 4-3/8 long WIX 51068
B34 3-7/8 long WIX 51085
B7221 2-9/16 long WIX 51335