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
In Stock
Description
item: 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 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 |
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
| SKU | pf-PFEAHCLS3-276-6BOLT-BA |
| Brand | PROFLOW |
| Shipping Weight | 50.0000kg |
| Shipping Width | 0.700m |
| Shipping Height | 0.300m |
| Shipping Length | 0.700m |
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