REAL BYUERS********. ******** MOTOR TRANS REAR FROM GM factory 100% REAL w code 1972 SS 454 CONVERTIBLE LS5 STRIPE DELETE WITH (VERY RARE ////LS6/// 4 BOLT MAIN BLOCK) 3999289 CRW WITH STEEL CRANK with with 2 tapped oil plugs . all ls5 motors from 1970 to 1972 hade 2 bolt main with 1 tapped oil plug by the oil filter . out of the 30 ls5 454 1972 w code convertibles still existing today. this is a rare find it is the only ( 1 ) that has bin discovered to come from the factory with the very rare ls6 4 bolt block as in 1970 chevelles and 1971 corvettes ls6 hade .to date. OUT OF 70 BUILT AND 30 LEFT IN EXISTENCE to date. DOCUMENTED in team chevelle tracking down w code 454 convertibles . this car is #18 on the list . the car was custom ordered out of schenk chevrolet 380 treeace ave hasbrouck heights new jersey . numbers matching motor/ trans/ rear / AC/ PS/PB/PT/ TILT WHEEL /M40 /. no rust or bondo . car has original floor and trunk pans and rockers. NOS hood / fenders/ door skins/ rear quarters/ outer wheel tubs / purchased by me from guy ross chevolet in hackensack new jersey . when they where still available over the counter. as i have another set of fenders as spares high end car INVESTMENT GRADE $ rare ss. . car dealers welcome call ROBERT DAY OR NIGHT 201-841-5947