XS Power D3100 D Series, 12V Battery, 1,564 Cranking Amps, AGM, Top Terminal, Each
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$80.27Current price is: $80.27. Original price was: $267.56.
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Product Description
AFR??s 345cc heads are designed feature partially CNC ported intake, exhaust chambers, A356 aluminum castings and high quality components throughout. Recommended for more radical street/strip, “Pro Street”, or racing builds with displacements up to 572 cubic inches, operating up to 7000 RPM. These heads are capable of flowing 401 CFM at 0.700″ of lift.
Cylinder Head Style:
Assembled
Cylinder Head Material:
Cast aluminum
Cylinder Head Finish:
Natural
CNC-Machined Combustion Chamber:
Yes
Combustion Chamber Volume (cc):
121cc
Combustion Chamber Style:
Heart
CNC-Machined Intake Runner:
Partial
Intake Runner Volume (cc):
345cc
Intake Port Shape:
Rectangular
Intake Port Location:
Standard
Intake Valve Angle:
24/4 degree
CNC-Machined Exhaust Runner:
Partial
Exhaust Runner Volume (cc):
132cc
Exhaust Port Shape:
Round
Exhaust Port Location:
Raised 0.375 in.
Exhaust Valve Angle:
15/4 degree
Intake Valves Included:
Yes
Intake Valve Diameter (in.):
2.300 in.
Exhaust Valves Included:
Yes
Exhaust Valve Diameter (in.):
1.880 in.
Valve Type:
Stainless
Maximum Valve Lift (in.):
0.850 in.
Valve Springs Included:
Yes
Valve Spring Type:
Dual W/Damper
Outside Diameter of Outer Spring (in.):
1.625 in.
Valve Guides Included:
Yes
Valve Guide Material:
Bronze
Valve Seats Machined:
Yes
Valve Seat Material:
Ductile iron
Valve Seat Machine Style:
5-angle
Retainers Included:
Yes
Retainer Material:
Chromoly
Valve Stem Seals Included:
Yes
Valve Stem Seal Style:
Viton Positive stop
Locks Included:
Yes
Lock Style:
10 degree
Camshaft Style:
Solid roller
Spark Plug Style:
Angled
Guideplates Included:
Yes
Guideplate Pushrod Size:
3/8 in.
Rocker Arm Studs Included:
Yes
Rocker Arm Nut Thread Size:
7/16-20 in.
Accessory Bolt Holes Drilled:
Yes
Valve Cover Mounting Style:
Perimeter bolt
Heat Crossover:
No
Steam Holes Drilled:
No
Oiling Style:
Through pushrod
Machined for O-Ring:
No
Quantity:
Sold as a pair.
Notes:
CNC bowl blend. Intake and exhaust ports are not fully CNC ported. Valve Spring Pressure, 275 lbs closed. Spark Plug Type 14mm Spark Plug, .750 Reach
Make:
Chevrolet
Engine Family:
Chevy big block Mark IV
Engine Sizes:
6.5L/396-7.4L/454
Years:
1966-1990
Engine Family:
Chevy big block Gen V
Years:
1991-1995
Engine Family:
Chevy big block Gen VI
Years:
1996-2000
Engine Sizes:
7.4L/454
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