Don't spend hours figuring out which pieces and parts you need to get what you want from your engine. Speedmaster has already done the work for you. Their Top-End engine kits will save you the time and hassle of mixing and matching components yourself. These kits are specifically designed to deliver the performance you want, at a better price than purchasing the parts separately.

Kits include:

• Fully assembled Procomp cylinder heads
• Intake manifold
• Valve covers
• Intake manifold gaskets
• Roller rockers
• Guideplates
• Screw in rocker studs

Specifications

• Max Lift: .550
• Coil Bind: .740
• Intake Install: 130lbs @ 1.8
• Exhaust Install: 130lbs @ 1.8
• Closed Seat Pressure: 110lbs
• Open Seat Pressure: 300lbs

Notes:

• Cylinder heads require the use of 14 mm x 3/4 in. reach 5/8 in. hex gasket seat spark plugs
• Some recommended plugs are: NGK BCPR6ES or R5671A-7, Champion RC12YC, Autolite AR3923 or AR3924
• These are for mild street engines, higher compression or boost applications require colder spark plugs
• These heads require +.100 in. longer head bolts / studs
• Use PCE279.1005 head stud Kit. ARP 135-3703 12pt. head bolts, or 235-4303 head studs work too
• These heads should be torqued to 65 ft.lbs. when using high pressure moly lube or 70 ft.lbs. when using 30wt. oil

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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