chrisjr77
Forum Member
i am now keeping them!!!
i am selling a set of low mileage sr heads,maybe 500 miles on them total,set up for a solid roller cam up to 700 lift.these heads have went low 9s in the quarter on a small cubic in motor
Casting ID Number: I-061
Material: High density cast iron
Valve Seats: Intake (integral), exhaust (hardened)
Valve Guides: Integral cast iron
Spring Seats: Machined for 1.560" and 1.250"
Valves: Manley stainless steel valves in assemblies (inconel exhaust valves on marine applications)
Valve Diameter: 2.020" intake, 1.600" exhaust (11/32" stem)
Guide Plates: Special World part #830460-8
Rocker Arm Studs: Screw-in style
Rocker Arms: Adjustable rockers recommended. 1.6 ratio (use of 1.73 ratio will require elongation of pushrod holes)
Intake Runner: 200cc, standard port location
Exhaust Ports: 64cc, standard location (dual exhaust bolt pattern to accommodate large custom headers)
Combustion Chamber: 64cc
Spark Plug: 14mm 5/8" .460" reach tapered style
Valve Job: Multi-angle intake and radiused exhaust
Valve Cover Rail: Raised
Valve Angle: Stock 20°
Accessory Bolt Holes: Stock
50-State Emissions legal
Spring Specs
1.550": 200 lbs. @ 1.900", 480 lbs. @ 1.200", coil bind @ 1.150", max lift @ .700"
Head Flow @ .600 Lift
255 intake, 177 exhaust (Super Flow 1050)
272 intake, 191 exhaust (Super Flow 600)
All heads flowed with a standard .750" intake plate, without exhaust tube, and 28" of water.
i bought these off of allen in may, bolted them down and thats it.....550 jus want my money back
thanks chris
i am selling a set of low mileage sr heads,maybe 500 miles on them total,set up for a solid roller cam up to 700 lift.these heads have went low 9s in the quarter on a small cubic in motor
Casting ID Number: I-061
Material: High density cast iron
Valve Seats: Intake (integral), exhaust (hardened)
Valve Guides: Integral cast iron
Spring Seats: Machined for 1.560" and 1.250"
Valves: Manley stainless steel valves in assemblies (inconel exhaust valves on marine applications)
Valve Diameter: 2.020" intake, 1.600" exhaust (11/32" stem)
Guide Plates: Special World part #830460-8
Rocker Arm Studs: Screw-in style
Rocker Arms: Adjustable rockers recommended. 1.6 ratio (use of 1.73 ratio will require elongation of pushrod holes)
Intake Runner: 200cc, standard port location
Exhaust Ports: 64cc, standard location (dual exhaust bolt pattern to accommodate large custom headers)
Combustion Chamber: 64cc
Spark Plug: 14mm 5/8" .460" reach tapered style
Valve Job: Multi-angle intake and radiused exhaust
Valve Cover Rail: Raised
Valve Angle: Stock 20°
Accessory Bolt Holes: Stock
50-State Emissions legal
Spring Specs
1.550": 200 lbs. @ 1.900", 480 lbs. @ 1.200", coil bind @ 1.150", max lift @ .700"
Head Flow @ .600 Lift
255 intake, 177 exhaust (Super Flow 1050)
272 intake, 191 exhaust (Super Flow 600)
All heads flowed with a standard .750" intake plate, without exhaust tube, and 28" of water.
i bought these off of allen in may, bolted them down and thats it.....550 jus want my money back
thanks chris
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