Bought a couple of parts all while back and didn't need. Lost the receipt and can't return. BWD parts Idle Control Valve part # 21738 and a Throttle Position Sensor part # EC331OP. Bought for a '92 Firebird 305TBI will work on a Camaro's also '90 / '92 and possible other years/makes. Paid right at $100 including tax will sell for $50! If you can use them let me know! Can be sold using PayPal and will ship on same day when payment shows.