The "Volvo Brick" refers to iconic boxy models like the , beloved by enthusiasts for their indestructible nature and surprising performance potential . A "top diagram" typically refers to an overhead view of the Redblock engine (B21, B23, B230), which is the heart of these cars, or a top-level wiring schematic used for maintenance and performance tuning. The Architecture of the Volvo "Brick"
was a "grocery getter" for professors and safety-conscious parents. But to a cult community of enthusiasts, these were the —uncrushable machines with a secret potential for speed. volvo brick diagrar top