Volvo Penta 831972 855444 831986 Timing Wheel Spring Tension Pulley AQ131 B230 NOS but general rule was V6

but general rule was V6 outboards

also this the water fitting for power steering components

It may need to be replaced and these can be obtained rather affordably easily if needed

Motor is tested & working

0L 140hp 4 cylinder cyl Inline 4 GM Chevy Alpha One Motor

Volvo Penta 831972 855444 831986 Timing Wheel Spring Tension Pulley AQ131 B230 NOS but general rule was V6Item Details & Compatibility From a AQ131A 4 Cylinder Sterndrive (B230 Block) Looks like most of these parts were used with AQ131A AQ131B AQ131C AQ131D AQ151A AQ151B AQ151C 230A 230B 250A 250B applications, but there are some nuances with certain models so always make sure to check with your parts diagram. Notable Part Number(s) Volvo Penta 831972 x2 Wheel Volvo Penta 855444 Companion Flange Volvo Penta 1357621 Locating Plate Volvo Penta 1357620 Plate