Thread: NOS GM pn#3970627 for 65-74 427 454 Valve Spring
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Old 06-18-2016, 12:41 AM
Zman1969 Zman1969 is offline
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Default NOS GM pn#3970627 for 65-74 427 454 Valve Spring
This is for a single (1) NOS Fits 1965-1974 396 427 454Dual Valve Spring with the Retainer and with the 3/4" tall valve stem seal. This dual inner and outer is used on 65-74 Big Block Special Performance Engines $25 shipped in small flat rate box PayPal as friends and family please
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