LITTLE KNOWN FACTS ABOUT 4AGE 20V BLACKTOP.

Hi GuysI have Twincam 16v and 20v oem Knock sensors accessible, these are actually tested and are flawlessly Operating, will match the following motors, 4afe, 7afe, 4age 16v, 4age 20v silvertop and blacktop,R550 Each individual For more info contact Kreesen Readily available on whatsapp 0733454554problem (stumble) when opening the throttles swiftly