13101-0P030 / 13101-0P040 Piston Kit for Toyota 7GR Engine
The Toyota 7GR-FKS 3.5L V6 engine typically utilizes a cast aluminum alloy piston assembly with a standard bore diameter of 94mm (OE Part Numbers: 13101-31092-A0, 13101-0P040). This piston is specifically designed for a 24-valve DOHC configuration and is typically paired with a three-piece piston ring set (specifications: 1.2mm, 1.2mm, 2.0mm).
Description
Piston Assembly Specifications (7GR-FKS / 7GR-FE)
Diameter: Standard size 94mm; oversized options of 0.25mm or 0.5mm are also available.
Material: ZL109 Cast Aluminum Alloy.
The piston skirt is typically tin-plated to reduce friction.
Engine Model: V6, 3.5L (3456cc).
Piston Ring Groove Thickness: Approx. 1.2 mm / 1.2 mm / 2.0 mm (corresponding to the top compression ring, second compression ring, and oil ring, respectively).
OE Part Numbers: 13101-0P040, 13101-31170, 13101-31171, 13101-31092-A0.
Compatible Models: Toyota Land Cruiser Prado 150 (2015–2020), HiAce 6 (2019–Present).
















