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

$2,467.50
Sold Out - Backorder Available
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

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

Designed and engineered in-house, Proflow products are manufactured to the highest of standards. Proflow products are computationally optimized and tested within their own engineering department. Rapid prototypes are created to guarantee perfect fitment, as well as pleasing aesthetics. Proflow take pride in every part they make. Remember, Proflow are the leaders in performance products!

Proflow 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
Combustion Chamber   70 cc
Intake Port Volume   276 cc
Exhaust Port Volume   92 cc
Exhaust Port Dimensions   1.47” (H) x 1.65” (W)
Spark Plug Location   OEM
Intake Valve Diameter   2.165”
Exhaust Valve Diameter   1.59”
Valve Stem Diameter   8 mm
Valve Spring Pocket ID   1.30”
Valve Guide OD   0.502” (0.560” at base)
Maximum Valve Lift   0.750”
Rocker Stud Thread Size   OE LS3 Style
Valve Angle   15°
Deck Thickness   0.625”

 

Specifications:

  • Brand: Proflow
  • Part Number: PFEAHCLS3-276-6BT-P
  • 12 Month Warranty
SKU PFEAHCLS3-276-6BT-P
Barcode # 9.33876E+12
Brand Proflow
Shipping Weight 7.0000kg
Shipping Width 0.300m
Shipping Height 0.200m
Shipping Length 0.200m

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