STM Stainless Steel Exhaust Manifold Head Flange for 4G63 Evo/DSM Engine Mount but if you're having ignition

but if you're having ignition issues

The I-Beam design allows added beam to cylinder wall clearance for stroker applications

Oil pressure is essential for your engine's health

The QRT-K weighs 13

STM Stainless Steel Exhaust Manifold Head Flange for 4G63 Evo/DSM Engine Mount but if you're having ignitionThis 304 stainless steel STM exhaust manifold head flange fits all Mitsubishi 4G63 heads including Evo 1 9, 1G 2G DSM and GVR4 models. The flange is machined with a recessed oval port that accepts 1. 5" schedule 10 pipe once it has been shaped and stretched. Doing it this way does take more time and gives you less options for runner routing, but in the end, it makes a better finished product with the smoothest transitions possible. Vehicle Fitment: