AT13134 Exhaust Manifold Fits John Deere Tractor 1010 Gas AT21369 T19981One New Aftermarket Replacement Intake Exhaust Manifold Fits John Deere 1010 Gas Engine Tractors and Gas Engine Crawlers This Manifold includes 13" Threaded Exhaust Pipe PLEASE NOTE: Does NOT come with Gaskets. Manifold & Pipe with Gaskets are available to purchase in a separate listing. Search our Store for Part Numbers AT13134 & R0427G Casting Number is T19981 This manifold will replace # AT21368 and AT12741 (Note the difference is the threaded pipe