Aftermarket Ls Heads

Cnc ported gm 243 799 casting.

Aftermarket ls heads.

California laws prohibit the use of any aftermarket exhaust part or system that modifies removes or replaces original equipment catalysts unless the california air resources board has issued an executive order regarding such part or system or unless the part or system is exempted by being used only on racing vehicles on closed courses. Black label ls cylinder heads are the highest quality best performing cylinder heads on the market for the ls platform. Unlike the gen i and gen ii chevrolet v8 the ls series benefitted greatly from subsequent technology. From f body to corvette sierra to silverado g8 to gto we carry everything for making power with your ls or gen v ride.

Ls1 ls3 ls7 243 799 862 706 317 cnc ported. Purchase mast black label heads intakes and engines direct from the manufacturer. Cnc ported aftermarket. The aftermarket has attempted for years to improve upon the gen iii and gen iv cylinder head.

Mast motorsports performance ls parts store. Flow data based on cylinder 1 intake and exhaust ports. Wilkes performance 120 hames street. Flow measured at 28 of depression.

The 218 cc ls6 ls2 head is a mild upgrade from the basic performance rebuild which boosts flow by 32 2 cfm on the intake side and 28 5 cfm on the exhaust side at 600 inch lift despite the more cost conscious machine work. Knowing we will be running a plethora of performance heads that exceed 300 cfm enough flow to easily support more than 600 hp we needed something more than your run of the mill ls1 crate motor. Chevrolet performance delivers those power building attributes to you with a range of production style aluminum heads from the ls6 heads for smaller displacement engines to ls7 style heads for 427 inch and larger combinations our aluminum heads benefit from chevrolet performance s extensive research and development program providing. Ls family production and c5r aluminum cylinder heads.

All of our black label heads feature 750 thick decks 6 bolts per cylinder clamping force and are cast and machined in the usa. Pro filer small block chevy ls1 with 210cc intake runner 2 08 intake valves and 1 60 exhaust valves. Gm 243 ls6 and 799 ls2 218 cc. Choose your vehicle by selecting it in the filter by option.

Gm performance parts for the lowest prices on the web.