Cylinder Heads
Included: Yes
Cylinder Head
Style: Assembled
Cylinder Head
Material: Aluminum
Cylinder Head
Finish: Natural
Combustion Chamber
Volume (cc): 60
CNC-Machined
Combustion Chamber: No
Intake Runner
Volume (cc): 170cc
CNC-Machined
Intake Runner: No
CNC-Machined
Exhaust Runner: No
Intake Port
Location: Standard
Exhaust Port
Location: Standard
Spark Plug Style:
Straight
Intake Valves
Included: Yes
Intake Valve
Diameter (in): 1.900 in.
Exhaust Valves
Included: Yes
Exhaust Valve
Diameter (in): 1.600 in.
Valve Springs
Included: Yes
Outside Diameter
of Outer Spring (in): 1.250 in.
Damper Spring
Included: Yes
Number of Springs
Per Valve: Single
Retainers
Included: Yes
Retainer Material:
Steel
Locks Included:
Yes
Lock Style:
7 degree
Valve Stem Seals
Included: Yes
Valve Stem Seal
Style: Umbrella
Rocker Arm Studs
Included: No
Rocker Arm Nut
Thread Size: 3/8-24 in.
Rocker Arms
Included: No
Guideplates
Included: No
Accessory Bolt
Holes Drilled: Yes
Valve Guides
Included: Yes
Valve Guide
Material: Manganese bronze
Valve Seats
Machined: Yes
Valve Seat
Material: Ductile iron
Steam Holes
Drilled: No
Oiling Style:
Through pushrod
Machined for
O-Ring: No
Heat Crossover:
No
Head Gaskets
Included: Yes
Intake Manifold
Included: Yes
Carburetor
Quantity: One
Intake Style:
Dual plane
Basic Operating
RPM Range: Idle-5,500
Intake Finish:
Natural
Intake Material:
Aluminum
Intake Manifold
Gaskets Included: Yes
Intake Manifold
Fasteners Included: Yes
Camshaft Included:
Yes
Cam Style:
Hydraulic flat tappet
Intake Duration at
050 inch Lift: 204
Exhaust Duration
at 050 inch Lift: 214
Duration at 050
inch Lift: 204 int./214 exh.
Advertised Intake
Duration: 270
Advertised Exhaust
Duration: 280
Advertised
Duration: 270 int./280 exh.
Intake Valve Lift
with Factory Rocker Arm Ratio:
0.448 in.
Exhaust Valve Lift
with Factory Rocker Arm Ratio:
0.472 in.
Valve Lift with
Factory Rocker Arm Ratio: 0.448
int./0.472 exh.
Lifters Included:
Yes
Pushrods Included:
No
Timing Chain and
Gears Included: Yes
Quantity:
Sold as a kit. |