GSC P-D EJ series EJ205/EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve-32mm Head(STD) -SET 8 1996-mazda-mx-6-esi1683081 "text":"It is sized for GM

"text":"It is sized for GM metric hubs with a 2

Gasket Ultra-Seal Header Gaskets Description_EXT Fits 1964-1980 Oldsmobile 330-455 V8

Description_FAB Can offer more consistency on racing engines Description_FAB Screws right in place of Holley power valve Description_FAB Gasket included Description_INV HOLLEY PWR VLV BLOCK-OFF Description_ASC Note: Main jetting will need to be increased 6 to 8 sizes when plug is used

Thickness: 15mm

sized for 4500/Dominator-style carburetors

GSC P-D EJ series EJ205/EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve-32mm Head(STD) -SET 8 1996-mazda-mx-6-esi1683081 "text":"It is sized for GMGSC P D EJ series EJ205 EJ207 EJ257 Chrome Polished Super Alloy Exhaust Valve 32mm Head(STD) SET 8