Dart BBC 310cc Pro-1 Head 121cc R/P 2.25/1.88 Bare 19100010

DRT19100010 (8 in stock)

Dart

Regular price €1.538,95 Sale

Pro 1 Cylinder Heads for Big Block Chevy

Championship-winning technology in an affordable package. Aluminum heads feature 2° rolled valve angles, .300" raised exhaust ports and fast-burn combustion chambers. Available in five different intake runner volumes for a wide variety of applications, heads are also offered in fully CNC-ported versions to maximize performance. Bare castings have multi-angle valve job and bronze valve guides. Assembled versions have extra long valves, springs, retainers, locks, and seals. Sold individually, bare or fully assembled.

Specifications

Attributes
Product Line	Pro 1
Assembled/Bare	Bare
Chamber Volume	121 cc
Plug Angle	Straight
Intake Runner Volume	310 cc
Exhaust Runner Volume	129 cc
Intake Port Shape	Rectangle
Intake Port Location	Stock
Intake Port Height	2.430 in
Intake Port Width	1.700 in
Exhaust Port Shape	Round
Exhaust Port Location	Raised
Exhaust Port Raised Distance	0.300 in
Exhaust Port Height	1.650 in
Exhaust Port Width	1.800 in
Exhaust Port Bolt Pattern	Stock
Intake Valve Size	2.250 in
Intake Valve Included	No
Exhaust Valve Size	1.880 in
Exhaust Valve Included	No
Valve Spring Included	No
Valve Seal Included	No
Rocker Studs Included	No
Pushrod Guide Plate Included	No
Valve Guide Included	Yes
Valve Guide Material	Bronze
Perimeter Mount Valve Cover	Yes
Valve Seat Included	Yes
Intake Valve Seat Material	Powdered Metal
Exhaust Valve Seat Material	Powdered Metal
Valve Seat Finish	Machined
Combustion Chamber Finish	As Cast
Intake Runner Finish	As Cast
Exhaust Runner Finish	As Cast
Intake Valve Angle	24 Degree
Exhaust Valve Angle	15 Degree
Accessory Bolt Holes	Drilled and Tapped
Material	Aluminum
Color	Natural
Finish	Natural
Quantity	Each