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1991 Ford Aerostar Valve Spring

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Sealed Power Valve Spring
Sealed Power logo Sealed Power Valve Spring Click to Enlarge
(Read reviews)
Our List Price: $6.18
(8) In Stock
Part Number: 4939-05701439
Notes: Engine Valve Spring -- 61lbs. Min. Closed (Outside); 172lbs. Min. Open (Outside); 263.7 Spring Rate (Outside); 5.9 Total Coils (Outside)
Features:
  • State-of-the-art manufacturing
  • Uses leading edge materials
  • Unsurpassed quality that you can trust
  • Exacting tolerances
  • Meets or exceeds OEM specifications
Condition: New

Shipping Options:
Ground
Must be purchased in quantities of 12
This Part Fits: Catalog: B
Vehicle Engine
1991 Ford Aerostar 3.0L V6 

Sealed Power Valve Spring
Sealed Power logo Sealed Power Valve Spring Click to Enlarge
(Read reviews)
Our List Price: $4.18
(99) In Stock
Part Number: 4939-05645817
Notes: Engine Valve Spring -- Type: Valve Spring, Bulk; Location: exhaust; 98lbs. Min. Closed (Outside); 177lbs. Min. Open (Outside); 225.7 Spring Rate (Outside); 6.8 Total Coils (Outside)
Features:
  • Meets or exceeds OEM specifications
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Unsurpassed quality that you can trust
Condition: New

Shipping Options:
Ground
Must be purchased in quantities of 250
This Part Fits: Catalog: B
Vehicle Engine
1991 Ford Aerostar 4.0L V6 

Sealed Power Valve Spring
Sealed Power logo Sealed Power Valve Spring Click to Enlarge
(Read reviews)
Our List Price: $4.18
(99) In Stock
Part Number: 4939-05645817
Notes: Engine Valve Spring -- Type: Valve Spring, Bulk; Location: intake; 98lbs. Min. Closed (Outside); 177lbs. Min. Open (Outside); 225.7 Spring Rate (Outside); 6.8 Total Coils (Outside)
Features:
  • Meets or exceeds OEM specifications
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Unsurpassed quality that you can trust
Condition: New

Shipping Options:
Ground
Must be purchased in quantities of 250
This Part Fits: Catalog: B
Vehicle Engine
1991 Ford Aerostar 4.0L V6 

Competition Cams Valve Spring - Outer
Competition Cams logo
Competition Cams Valve Spring
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(Read reviews)
Our List Price: $75.98
(1) In Stock
Part Number: 4939-07508354
Notes: Engine Valve Spring -- Single Outer Valve Springs; 1.494 Outer With Damper; 16 pc.
Features:
  • Valve Springs
  • Single Outer
  • 1 Year Limited Warranty
Position: Outer
Condition: New

Shipping Options:
Ground
This Part Fits: Catalog: C
Vehicle Engine
1991 Ford Aerostar 4.0L V6 

Melling Valve Spring
Melling logo
Melling Valve Spring
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(Read reviews)
Our List Price: $4.73

Out of Stock
Part Number: 4939-07895597
Notes: Stock -- Replaces With Or Without Damper Style Valve Spring
Features:
  • Street to circle track, OEM to drag race performance, Melling valve springs cover the market and your requirements. Standard, mid-range, heavy-duty and race ready applications are available from Melling in a variety of wire sizes, materials and spring pressures. Melling spring designs include standard and dual springs with and without dampers as well as new beehive applications. Whatever your valve/rocker spring needs may be Melling has a variety of quality valve springs to fit your requirements.
Condition: New

Title Engine Valve Spring
Material Corrosion Resistant Steel
Coil Bind Height 1.050 in
Open Height 1.156 in
Open Pressure 180 PSI
Inside Diameter 0.933 in
Outside Diameter 1.303 in
Grade Type Regular
Closed Height 1.577 in
Closed Pressure 65 PSI
Spring Type Single Spring

Shipping Options:
Ground
Must be purchased in quantities of 4
This Part Fits: Catalog: C
Vehicle Engine
1991 Ford Aerostar 3.0L V6 12Valve OHV 
1991 Ford Aerostar 12Valve OHV