BBC 300 CFM CNC Cylinder Heads O/P Assembled 3670

AFR3670 (Not in stock)

Air Flow Research

Regular price $3,994.00 Sale

Brand	Air Flow Research
Part Number	3670
Product Line	BBC Magnum
Assembled/Bare	Assembled
Chamber Volume	112 cc
Intake Runner Volume	300 cc
Exhaust Runner Volume	135 cc
Intake Port Shape	Rectangle
Intake Port Location	Stock
Intake Port Height	2.055 in
Intake Port Width	1.840 in
Exhaust Port Shape	Round
Exhaust Port Location	Raised
Exhaust Port Raised Distance	0.375 in
Exhaust Port Height	1.770 in
Exhaust Port Width	2.010 in
Intake Valve Size	2.300 in
Intake Valve Included	Yes
Intake Valve Material	Stainless
Intake Valve Length	5.500 in
Exhaust Valve Size	1.880 in
Exhaust Valve Included	Yes
Exhaust Valve Material	Stainless
Exhaust Valve Length	5.450 in
Valve Spring Included	Yes
Intended Camshaft Style	Hydraulic Roller
Maximum Lift	0.725 in
Maximum RPM	6700
Valve Spring Diameter	1.625 in
Valve Spring Number	Dual
Valve Spring Damper	No
Valve Spring Retainers Included	Yes
Valve Spring Retainer Material	Chromoly
Valve Locks Included	Yes
Valve Lock Material	Steel
Valve Lock Angle	10 Degree
Valve Seal Included	Yes
Valve Seal Style	Positive Stop
Valve Seal Material	Viton
Rocker Studs Included	Yes
Rocker Stud Size	7/16-20 in
Pushrod Guide Plate Included	Yes
Guide Plate Pushrod Size	3/8 in
Valve Guide Included	Yes
Valve Guide Material	Bronze
Perimeter Mount Valve Cover	Yes
Valve Seat Included	Yes
Intake Valve Seat Material	Ductile Iron
Exhaust Valve Seat Material	Ductile Iron
Valve Seat Finish	Machined
Combustion Chamber Finish	CNC Machined
Intake Runner Finish	CNC Machined
Exhaust Runner Finish	CNC Machined
Intake Valve Angle	24 Degree
Exhaust Valve Angle	24 Degree
Material	Aluminum
Color	Natural
Finish	Natural
Quantity	Pair