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Shipping is calculated by size and weight in the check out section when you enter your address. Shipping starts from approx $9.50 and is in addition to the product prices shown.

We ship once a week or more depending on the workload in our custom car fabrication workshop. We are a small operation building cars as well as selling parts. Car builds take priority, we usually ship parts mid week and end of week.

Holden 308 & Chevy 350 V8 Valve Springs with inner damper - Suit Standard, RV, Towing, Mild performance cam [CC-4931]

Overall Rating :
Intalled Height 1.700“, Seat Pressure 85lbs, can use Standard Retainer
$125.00
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Product Description

Part# CC-4931 : Crow Cams performance valve spring to suit the 253 and 308 Holden V8 engines.

These valve springs also suit small block Chevy 283, 307, 327, 350 and 383 V8 engines. 

Specifications; 1 Spring + inner damper, RH outerspring, outerspring diameters OD = 1.239" & ID = 0.864" inch, inner damper ID = 0.785" inch, Spring rate = 300, Free height = 2.050", Installed height = 1.700" inch, Installed seat pressure = 85lbs, Pressure @ 0.500" inch lift = 230lbs, maximum lift = 0.500" inch, Solid spring compressed height = 1.150" inch, can use standard retainer or performance retainer 11707 and valve locks 11701.

MATCHING PARTS

Spring Retainers click here

Valve locks - collets, click here

NOTE: These valve springs will suit other engines, we have just chosen to list them by engine type to make it easier for you to browse.  Obviously if you know your installed height, spring diameter, maximum lift of your camshaft, the spring pressures you are looking for, etc. Then you can select any of the valve springs we have here on or web site for your application.

To learn more about performance valve springs selection then click here

IMPORTANT NOTE: Please ensure you select the right valve springs for your engine.  We have structured our web site to allow you to make an informed decision on what you are buying, so we encourage you to be thorough. KustomBitz will change over valve springs if you order the wrong ones and they are not used in anyway, however it will cost you a 35% restocking fee plus the additional cost in shipping.



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