NEW - 2-Piece Gen V LT Valve Covers - Hidden Coils - Finned LT1 L83 L86 L8T - Natural Cast

*NOT ALWAYS IN STOCK IN ALL FINISHES. EXPECT 2-4 WEEK LEAD TIME WHEN OUT OF STOCK. EMAIL OR CALL TO CHECK AVAILABILITY IF YOU NEED THEM SOONER  ***THESE HAVE A SPECIAL FITMENT, PLEASE READ BELOW.  Originally there were some issues with fitment to the factory coil pack harnesses. The manufacturer has since resolved the issue, so ALL of the valve covers will now have a slot in the side (toward intake manifold) for the coil wiring to come out of. Previously, these were completely closed and we machined them.  SPECS: Gen V LT "Finned" 2-piece valve covers, SIMILAR to Holley's 241-182 for LS.  Fits L83, L86, L84, L87, LT1, LT4, LT5, L8T cylinder heads - 5.3 - 6.2 - 6.6 - virtually ALL LT engines. The lower half valve cover replaces stock valve cover. The upper half hides coils with holes for spark plug wires! 4-1/4" tall overall (Check clearance to your heater box & brake boosters!!!!) ***Also available with a smooth cover for a clean look!*** Finishes available: -Natural Cast Aluminum -Textured Satin Black powdercoat (professionally applied here in the USA)  -Polished  -Custom finishes & laser engraving also available!    Features: -Internally baffled like OEM -Works with stock rocker arms and cams up to .750" lift -Stock style 3/8 breather ports on both covers. This size port is not ideal for supercharged applications or wild N/A combinations. Adding an additional breather port OR enlarging the port on these would be recommended in those situations. NOTE: Will not work with some "high mount" accessory drives   Coil fitment: Designed for Gen III and Gen V coils Gen III Style LS1 Coil Body P/N's: GM: 12558948 MSD: 8262 / 82623 AC Delco: D580 Gen IV and V Style LS Coil Body P/N's: GM: 12570616 & other square/rectangle  Holley: 410004Accel: 140043 / 140043K MSD: 8265 / 82653 AC Delco: D510C  OR Stock LT1 square coils.