PS8015 - Heads - 259cc LS Head (Std. Head Bolts)
$779/Each
PS8015 - Heads - 259cc LS Head (Std. Head Bolts)

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Bolt 'em on and grip the wheel tight!

Get big power on a small budget with BluePrint Muscle Series LS cylinder heads! These lightweight aluminum heads bolt up to your LS engine and feature 259cc intake/102cc exhaust runners, 72cc combustion chambers, and 2.165" intake/1.600" exhaust valves. They're fully assembled with valve springs, retainers, locks, guideplates, studs, and seals.

■ Maximum output for less money!
■ Designed and produced by BluePrint Engines
■ Fully assembled with heavy duty components
■ Backed by our full 12-month limited warranty

 

Part#

PS8015

Intake

Intake Runner Volume (cc): 259cc
Intake Port Location: Standard
Intake Valves Included: Yes
Intake Valve Diameter (in): 2.165 in.

Exhaust

Runner Volume (cc): 102cc
Exhaust Valve Diameter (in): 1.600 in.
Exhaust Valves Included: Yes
Exhaust Runner: No
Port Shape: Round
Exhaust Port Location: Standard

Combustion Chamber

Combustion Chamber Volume (cc): 72cc
CNC-Machined Combustion Chamber: No

Valve Specs

Maximum Valve Lift (in): .650 in.
Intake Valve Angle: 12 Degrees (3 degrees rolled)
Exhaust Valve Angle: 12 Degrees (3 degrees rolled)
Valve Guides Included: Yes
Valve Guide Material: Manganese Bronze
Valve Seats Machined: Yes
Valve Seat Machine Style: 5-Angle
Valve Seat Material: Chrome Nickle
Valve Stem Seals Included: Yes
Valve Stem Seal Style: Viton® Fluoroelastomer

Springs

Valve Springs Included: Yes
Spring Pressure Open: 360-380 @ 1.150
Spring Pressure Closed: 125-135 @ 1.800
Outside Diameter of Outer Spring (in): 1.295 in.
Damper Spring Included: Yes
Number of Springs per Valve: Dual
Retainers Included: Yes
Retainer Material: Chromemoly Steel
Locks Included: Yes
Lock Style: 7 Degree

Pushrods

Guide Plates Included: Yes
Guide Plate Pushrod Size (in): N/A

Rocker Arms

Rocker Arm Studs Included: No
Rocker Arms Included: N/A
Rocker Arm Nut Thread Size (in): 8 x 1.25
Rocker Arm Nuts Included: No

Misc.

Head Style: Assembled

Cylinder Head Material: Aluminum
Cylinder Head Finish: Natural

Spark Plug Style: Standard
Cover Mounting Style: Standard
Accessory Bolt Holes Drilled: Yes
Steam Holes Drilled: No
Oiling Style: Through Pushrod
Machined for O-Ring: No
Heat Crossover: No

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Warranty

Backed by our full 12-month limited warranty!

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