Unit Q63-39 / Uncategorized / By mark Most common starter for 3.8L FWD GM’s. Notice casting lobe on left solenoid mounting bolt. Also reduced bendix opening. Typical GM solenoid. Note marking on solenoid bell housing which means ” A thick shim is not necessary” $48.00 $30.00 core Your Name (required) Telephone number (required) For Unit Q63-39 Your Message [anr_nocaptcha g-recaptcha-response] Δ