Speedmaster®

Pontiac 389 400 455 Ram Air 230cc 78cc Full CNC Aluminum Bare Cylinder Head

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MPN: PCE281.1801 UPC: 840136568582
Unavailable Extended Warranty Unavailable
US $1,063.80

Build to Order

Item Condition: Brand NewInfo (outlined)

  • Warranty:

    12-Month Limited Worldwide Warranty

Overview

Speedmaster CNC ported cylinder heads are machined on dedicated 5-axis CNC machines to ensure accuracy and better flow.

Specs

Brand:Speedmaster
Part Number:PCE281.1801
Part Type:Cylinder Heads
  
Cylinder Head Style:Bare
Cylinder Head Material:Aluminum
Cylinder Head Finish:Natural
Combustion Chamber Volume (cc):78 cc
CNC-Machined Combustion Chamber:Yes
Intake Runner Volume (cc):230 cc
Exhaust Runner Volume (cc):180 cc
CNC-Machined Intake Runner:Yes
CNC-Machined Exhaust Runner:Yes
Intake Port Shape:Ram Air IV
Intake Port Location:Standard
Exhaust Port Shape:Ram Air IV
Exhaust Port Location:Standard
Spark Plug Style:Standard
Comp. Valve Job:No
Intake Valves Included:No
Intake Valve Diameter (in):2.11 in.
Exhaust Valves Included:No
Exhaust Valve Diameter (in):1.660 in.
Valve Springs Included:No
Damper Spring Included:No
Retainers Included:No
Locks Included:No
Valve Stem Seals Included:No
Rocker Arm Studs Included:No
Rocker Arms Included:No
Rocker Arm Nuts Included:No
Guideplates Included:No
Valve Cover Mounting Style:Perimeter Bolt
Accessory Bolt Holes Drilled:Yes
Intake Valve Angle:14 deg.
Exhaust Valve Angle:14 deg.
Valve Guides Included:Yes
Valve Guide Material:Bronze
Valve Seats Machined:No
Valve Seat Machine Style:N/A
Valve Seat Material:Ductile iron
Steam Holes Drilled:No
Oiling Style:Through pushrod
Machined for O-Ring:No
Heat Crossover:No
Quantity:Sold individually.
CalculatorCompression Calculator
Note:Valve guides on these heads must be reamed to 11/32" to accept the recommended valves. Recommended valves PCE273.1074 - Intake and PCE273.1075 - Exhaust.

Brand Information

In 1979, the company was founded with Pete's Performance, which was a small speed workshop. It began by building engines for customers as a hobby, and it has now grown to include selling, assembling, manufacturing and racing high performance engine parts. Over the years, the company has grown into a worldwide high performance powerhouse. Growing from a one-man bricks-and-mortar business; to now a supply chain in which entails more than 400+ people all across the world. Today, Pete's Performance has evolved into the internationally known Speedmaster: which has distribution centres and offices is Sydney, Los Angeles and Shanghai.

SUB-BRAND

Founded in Sydney Australia with one CNC Machine increasing to sixty 5-Axis CNC machines before being acquired in 2013. The Company's main focus has always been "Speed to Market", launching 1,200+ new products each year. Needing just one month to develop a new product and get it on to the shelf, compared to the six-month industry average. PCE has a policy of zero advertising, preferring to invest a percentage of revenues in new product development. These products being white-labeled to most of the biggest brands in the business.

Prop 65 Warning

This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.


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