SPE Modular Billet Cylinder Head Dowels mustang turbo systems and a reduction of engine

and a reduction of engine power and performance

SPE P6766B Turbocharger

For the main filter side

2- 5-ply silicone couplers

SPE Modular Billet Cylinder Head Dowels mustang turbo systems and a reduction of engineSPE Modular Billet Cylinder Head Dowels SPE Billet Cylinder Head Block Dowels replace the factory rolled split sprung design. Includes a set of 4. Designed for ALL Ford Modular Gas Engines. Features Installs same as factory dowels Locates the cylinder head & gasket more precisely to minimize head gasket failure Works with stock & aftermarket head bolts and ARP head studs Fits all factory & aftermarket head gaskets & cylinder heads Includes 4 dowel