Speedmaster ®
SKU:PCE435.1077
Kit combinado de motor de culata superior Ford 429 460 Hyd FT de 275 cc
Kit combinado de motor de culata superior Ford 429 460 Hyd FT de 275 cc
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- Envío en 15 días
- Garantía mundial limitada de 12 meses
Información
Presupuesto
| Brand: | Speedmaster |
| Part Number: | PCE435.1077 |
| Part Type: | Cylinder Head Combo |
| Product Line: | Hydraulic Flat Tappet |
| Camshaft Included: | No |
| Intake Manifold Included: | Yes |
| Fuel Delivery Style: | Carbureted |
| Intake Material: | Aluminum |
| Intake Finish: | Natural |
| Carburetor Quantity: | One |
| Intake Style: | Dual plane |
| Intake Basic Operating RPM Range: | 1,500-6,500 |
| Intake Manifold Model (descriptive): | Speedmaster - MidRise Air |
| Timing Chain and Gears Included: | No |
| Lifters Included: | No |
| Gaskets Included: | Yes |
| Cylinder Head Style: | Assembled |
| Cylinder Head Material: | Aluminum |
| Cylinder Head Finish: | Natural |
| Combustion Chamber Volume (cc): | 95 cc |
| CNC-Machined Combustion Chamber: | No |
| Intake Runner Volume (cc): | 275 cc |
| CNC-Machined Intake Runner: | No |
| CNC-Machined Exhaust Runner: | No |
| Intake Port Shape: | Round |
| Intake Port Location: | Standard |
| Exhaust Port Shape: | Square |
| Exhaust Port Location: | Standard |
| Spark Plug Style: | Standard |
| Comp. Valve Job: | No |
| Intake Valves Included: | Yes |
| Intake Valve Diameter (in): | 2.190 in. |
| Exhaust Valves Included: | Yes |
| Exhaust Valve Diameter (in): | 1.710 in. |
| Intake Valve Angle: | Standard |
| Exhaust Valve Angle: | Standard |
| Valve Springs Included: | Yes |
| Outside Diameter of Outer Spring (in): | 1.550 in. |
| Damper Spring Included: | Yes |
| Number of Springs Per Valve: | Dual |
| Retainers Included: | Yes |
| Retainer Material: | Chromoly steel |
| Locks Included: | Yes |
| Lock Style: | 10 degree |
| Valve Stem Seals Included: | Yes |
| Valve Stem Seal Style: | Positive stop |
| Rocker Arms Included: | Yes |
| Rocker Arm Studs Included: | Yes |
| Rocker Arm Nuts Included: | Yes |
| Rocker Arm Nut Thread Size: | 7/16 in. |
| Guideplates Included: | Yes |
| Guideplate Pushrod Size: | 7/16 in. |
| Pushrods Included: | No |
| Valve Covers Included: | Yes |
| Valve Cover Material: | Cast aluminum |
| Valve Cover Finish: | Polished |
| Valve Cover Mounting Style: | Perimeter bolt |
| Accessory Bolt Holes Drilled: | Yes |
| Valve Guides Included: | Yes |
| Valve Guide Material: | Bronze |
| Valve Seats Machined: | Yes |
| Valve Seat Machine Style: | 3-angle |
| Valve Seat Material: | Ductile iron |
| Steam Holes Drilled: | No |
| Oiling Style: | Through pushrod |
| Machined for O-Ring: | No |
| Heat Crossover: | No |
| Cylinder Head Bolts Included: | No |
| Quantity: | Sold as a kit. |
Don't spend hours figuring out which pieces and parts you need to get what you want from your engine. Speedmaster has already done the work for you; our Top-End engine kits will save you the time and hassle of mixing and matching components yourself. These kits are specifically designed to deliver the performance you want, at a better price than purchasing the parts separately.
Kits include:
Fully assembled Speedmaster cylinder heads
Intake manifold
Valve covers
Intake manifold gaskets
Roller rockers
Guideplates
Screw in studs
Assembly Specifications
Max Lift: .600
Coil Bind: .900
Intake Install: 130lbs @ 1.9
Exhaust Install: 130lbs @ 1.9
Closed Sear Pressure: 130lbs
Open Seat Pressure: 300lbs
Cylinder Heads Suggested Parts
Intake & Exhaust Gaskets
Our Big Block Ford (385 Series) cylinder heads are designed to work with standard intake manifolds and exhaust headers.
- Recommended Intake Gaskets:
- Speedmaster PCE349.1009
- Fel-Pro #1231 (alternative)
- Recommended Exhaust Gaskets:
- Speedmaster PCE355.1009
- Fel-Pro #1420 (standard paper gasket)
Head Gaskets
These cylinder heads are compatible with standard OEM-style head gaskets.
- Recommended Head Gasket (Engines under 4.500" Bore):
- Fel-Pro #1018
Head Bolts / Studs
Big Block Ford engines utilize 9/16" diameter head bolts or studs. Proper torque is essential for reliable sealing and performance.
- Torque Specification:
- 145 lb-ft with high-pressure moly lubricant
- Use a 3-step process: start at 70 lb-ft, then increase in 25 lb-ft increments
- Recommended Hardware Kits:
- Speedmaster Head Stud Kit: PCE279.1015
- Fel-Pro Head Bolt Kit: #155-4203
- Fel-Pro Head Stud Kit: #255-3701
Spark Plugs
These heads are designed for use with standard 14mm thread, 5/8" hex, 0.750" reach spark plugs. For best results, choose heat ranges appropriate for your application.
- Compatible Spark Plug Options:
- NGK: BCPR6ES, R5671A-7, R5671A-8
- Autolite: 3923, 3924, AR3933, AR3934
- Champion: RC12YC, RC10YC4, RC9YC3
Tip: For boosted or nitrous applications, a colder heat range plug is recommended.