33R777-0004-G1 33R7770004 Select Briggs & Stratton engine.


As always, if in doubt or the information here is not correct, please contact us FIRST. Your current engine on your mower may looks similar to this picture. Reference picture

POSSIBLE REPLACEMENT ENGINES FOR
BRIGGS AND STRATTON OHV SINGLE CYLINDER ENGINE

33R777-0004-G1



If your engine MODEL and TYPE number is either: 33R777-0004-G1 , 33R777 0004 G1 , 33R7770004G1 , 33R777-0004 , 33R777 0004 , 33R7770004 our engines on this page have the following similarities and you can buy any of them to fit your needs:
    1. Bolt pattern - The mounting hole pattern is the same.
    2. The dimmension.
    3. Muffler configuration is the same (you can re-use your old muffler)

Minor things that you may have to do when you buy any of these engine to replace your engine including but not limited to: transfer your wire harness from your old engine to the new one if it is not the same (most of these have similar wire harness though), tap/thread the mounting holes (as most of brand new engines did not have the mounting holes threaded/tapped by the manufacturer) etc..

About HP Discrepancy:
Your old engine and our new replacement will have same displacement of 540 cc.Our engine has enough power to replace your old 21 HP or 19 HP engine.
Reference PicturesAvailable engines
Reference Picture 33S8770043G1540CC19GHP 19 (gross) HP, 540 cc   CLICK TO BUY $998.95    FREE SHIPPING.