General description Old Fashioned V8 Engine Heat Sink is designed for universal compatibility with 1/10 scale RC crawler cars, including models like TRX4, TRX6, AXIAL SCX10, and 90046. This heat sink is crafted from durable metal and comes in a sleek black color. Technical specifications Material: Metal Color: Black Measurement allowed error: +/- 1-3 cm Other information Package Contents: 1 x V8 Engine Heat Sink Module Set Note: Slight color differences may occur due to different factory batches and light reflection.