HOLDEN ECOTEC V6. High performance Beehive valve spring set. Drop n on stock retainers at 1.700" to give 110lb seat pressure. Coil bind at 1.115"
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HOLDEN ECOTEC V6. High performance Beehive valve spring set. Drop n on stock retainers at 1.700" to give 110lb seat pressure. Coil bind at 1.115"