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Spread port heads have the center exhaust ports spread apart 5/8'' over stock L98 GM heads
and has been pre-terminated with 2 pin weather pack connectors on each end
fixed bearing design that can be used with or without coilovers
The BR1 Top Air Kits are installed using small insert screws (included) and are available in White and Matte Black
ARP Stainless Steel Intake Bolt Kit - Chevy 305-350 Vortec - Fits Most Aftermarket Aluminum Intakes - Hex Kart Racing Shoes Spread port heads have thePrevent intake manifold leaks with ARP's quality fasteners. They're rated at 170, 000 psi and precision machined for optimum thread engagement. Wide underheard flange and companion washers provide even load distribution. Precision rolled threads prevent galling while promoting more consistent torque loading. Facilitates optimum sealing of gasket surfaces. Available in choice of black oxide finish chrome moly or corrosion resistant stainless steel, as
US$ 42.00
US$ 34.00
US$ 116.00