AutoZone Comp Cams/Valve Spring

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    Comp Cams/Valve Spring

    This product is a fit for your:
    1998 Chevrolet Truck Blazer 4WD 4.3L SFI 6cyl

    Part Number: 987-12

    Features & Benefits

    Dual valve spring. Coiled on the most advanced CNC machines. 1 year limited warranty.

    Product Details
    Part Number: 987-12
    Weight: 3.58 lbs
    Notes: Dual Assemblies 1.430 2 Spring; Seat load 138 @ 1.750; 12 pieces; Requires VALVE SPRING RETAINER PN[740-12]; Requires machining on cylinder heads; 50-State legal
    Spring Type: Double
    Camshaft Type: Hydraulic, mechanical
    Outside Diameter: 1.43 in.
    Inside Diameter: 0.7 in.
    Installed Pressure: 138 lbs.
    Installed Height: 1.75 in.
    Open Pressure: 325 lbs.
    Open Height: 1.25 in.
    Coil Bind Height: 1.15 in.
    Spring Rate: 344 lbs./in.
    Shipping Information: Overnight and Two Day shipping are not available for PO Box, APO/FPO/DPO or US Territory addresses.
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      Comp Cams/Valve Spring


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