... available ISO9001,SGS,ROHS Lead time:30 Day engine seal1)Applicable material:Silicone,NR,NBR,SBR,EPDM ... UL and RoHS approval3)All manufacturing processes confirm to the ISO-9001,RoHS and REACH standards4) ... Springs Did You know we can dynamically balance your engine pieces, or 3 mm your rotors, or CNC ... Dowel pin your engine to closer tolerances than most machine shop? We have ...