PH4036 L/R 351 Windsor Spread Port Head Tri-Y XR-XY 1 3/4" Competition Header Boost Gauge These blocks prevent over-cutting

These blocks prevent over-cutting

PP4182-59 (Ceramic Coated Headers

Manual & Automatic Transmissions

The Billet Manufaacturing system ensures reliability and unmatched response is acheived by our 28mm postive-sealing piston based actuation

PH4036 L/R 351 Windsor Spread Port Head Tri-Y XR-XY 1 3/4" Competition Header Boost Gauge These blocks prevent over-cuttingProduct Description Falcon XR XT XW XY Fairlane ZA ZB ZC ZD 351 Windsor Block With Duel Bolt Pattern Cylinder Heads. (See Picture for reference. Manual & Automatic TRI Y design And For Engine Swap Models Falcon XA XB XC XD XE XF Fairlane ZF ZG ZH ZJ ZK ZL Manual & Automatic Important Notes Will fit XA, XB, XC, XD, XE and XF Model Falcon's with engine swap, and Fairlane Model's ZF, ZG, ZH, ZJ, ZK and ZL Column auto will require linkage modification to