Proflow Cylinder Heads, LS SuperMax CNC 276, Aluminium, Bare Cylinder (6-Bolt ) LS3/L76/L77/L92/L98/LSX, 276cc Intake, 70cc Chamber, CNC Ported, Pair
SPECIAL ORDER ITEM
This is a special order item. When you complete your order, we will order it from the supplier.
FREIGHT INFORMATION
What does "Will be special ordered for you" mean?
This means that we do not have the product in our warehouse. We only order “Special Order” products from the supplier when you order them from us. Generally, we do not intend to keep an inventory of these items.
Proflow Cylinder Heads, LS SuperMax CNC 276, Aluminium, Bare Cylinder (6-Bolt ) LS3/L76/L77/L92/L98/LSX, 276cc Intake, 70cc Chamber, CNC Ported, PairPFEAHCLS3-276-6BOLT-BAREProflow does not sacrifice quality for a low price- you get both with our aluminium cylinder heads. Our LS3 cylinder heads are designed for street / race performance engines to give the ultimate in flow at a competitive price. Cast from A356 aluminium, these 15 ° LS3 rectangle port heads are designed to fit LS series engines with a 4.00" or larger bore. These bare 275cc heads accept 2.165" diameter intake valves and 1.60" exhaust valves and have a 0.625" deck thickness. Suits 6-bolt standard or LSX block designs. Specifications: Material: A356 Aluminium Combustion Chamber: 70cc Intake Port Volume: 275cc Intake Port Dimension: 1.285" x 2.60" Exhaust Port Volume: 90cc Exhaust Port Dimension: 1.47" H x 1.64" W Spark Plug Location: OE Intake Valve Diameter: 2.165" x 4.89" Exhaust Valve Diameter: 1.59" x 4.89" Valve Stem Diameter: 8mm Valve Spring Pocket I.D.: 1.30" Valve Guide Material: Manganese Bronze Valve Guide O.D.: 0.502" (.560" at base) Rocker Design: LS3 Rails required Valve Angle: 15 ° Deck Thickness: 0.625" Please note: Proflow items are order in only, We orders these once a week, Please understand there will be a 2-10 Day delay when ordering Proflow items.
What does "Will be special ordered for you" mean?
This means that we do not have the product in our warehouse. We only order “Special Order” products from the supplier when you order them from us. Generally, we do not intend to keep an inventory of these items. Therefore, returns are not possible.
“Special Order” products could be shipped directly from the supplier or they could be shipped to us first. Then, we would ship it to you. The available shipping options will be provided during the checkout process.