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and valve train motion
oil holes chamfered
Includes Stage 3 Spec
Atomic MLS-D Head Gasket The ultimate sealing solution to pair with our decked block surface and Tool Steel head studs
Ready2Boost kit #2 SOHC and valve train motionAtomic Ready 2 Boost Kit #2Ford Barra DOHC 4. 0L Part No. 306505 K2 The Ultimate Stock Turbo Insurance Package Extract Max Power with Confidence The Ford Barra 4. 0L DOHC is legendary for its power handling capabilities, but pushing the stock XR6 turbo to its limits introduces immediate mechanical vulnerabilities. As you crank up the boost, factory components like valve springs, head bolts, and sintered oil pump gears become critical failure points.