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MAST LS7 285 Cylinder Heads

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RRP:
$1,799.99
Your Price:
$1,749.99 (You save $50.00)
SKU:
MAST-510-307
Weight:
40.00 LBS
Shipping:
Calculated at checkout
Quantity:


Product Description

MAST Motorsports LS7 285 Cylinder Heads

MAST Motorsports has refined and reworked the powerful GM LS7 cylinder head design and created their LS7-285 castings. This cylinder head features higher flow than any CNC ported OEM LS7 head with their 5 axis CNC precision porting and 3D solid modeling of the ports during their inception.

All you need is the shortblock that can handle the power they can deliver.

MAST LS7-285 Features:.

• Utilizes the Gen IV LS7 valvetrain and intake manifold
• Designed for any new Gen IV short-block with 4.125" or larger bore
• 2.200" intake valve and 1.600" exhaust valve
• 280cc intake runner volume
• Minimum deck thickness of .750"
• 70cc combustion chamber standard

Each Mast Black Label cylinder head assembly includes:

• A fully CNC machined aluminum cylinder head
• PAC Racing .700" Lift Dual Springs
• Lightweight stainless steel intake & exhaust valves
• Lightweight chromemoly steel retainers
• Hardened and machined valve locks

• •  NOTE:  Gaskets, valve covers, rocker arms and pushrods not included

PART NUMBER: MAST-510-307 (SOLD EACH)

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Flow Data w/4.125" Bore Plate

Lift

Intake

Exhaust

0.100

76

65

0.200

163

118

0.300

245

171

0.400

307

212

0.500

350

229

0.600

379

245

0.650

388

247

0.700

395

249

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