TOHATSU PARTS | ENGINE SHORT BLOCK | 3A1B87100-1 | 3P0B87100-1 | Mercury/Mariner 853787A 1This Genuine Tohatsu Marine Part is an engine short block, specifically designed for Tohatsu engines. It is a high quality replacement part that ensures optimal performance and durability. The part number for this short block is 3A1B87100 1, and it is also compatible with part number 3P0B87100 1. Additionally, it is identified by the reference number 853787A 1. Trustworthy and reliable, this Genuine Tohatsu Marine Part is essential for maintaining the