| Ref | Part Number | Description |
| 503283203 |
536033701 |
CARBRETOR HD-12C H372 This part replaces 503283203. Price: $99.99 |
| 503283204 |
536033701 |
CARBRETOR HD-12C H372 This part replaces 503283204. Price: $99.99 |
| 503478101 |
503478101 |
SPRING Price: $2.99 |
| 503478901 |
503478901 |
SPACER Price: $3.99 |
| 503479001 |
503479001 |
SCREW Price: $2.99 |
| 503479701 |
503479701 |
INLET NEEDLE Price: $8.99 |
| 503480001 |
537020801 |
PIN This part replaces 503480001. Price: $2.99 |
| 503480101 |
503480101 |
SCREW Price: $2.99 |
| 503480501 |
503480501 |
SCREW Price: $2.99 |
| 503480801 |
503994301 |
SPRING This part replaces 503480801. Price: $2.99 |
| 503481801 |
503481801 |
SCREW Price: $2.99 |
| 503523601 |
503523601 |
SCREW Price: $2.99 |
| 503535601 |
503535601 |
PLUG Price: $3.99 |
| 503535701 |
503535701 |
STRAINER Price: $3.99 |
| 503554301 |
503554301 |
JET Price: $12.01 |
| 503554401 |
503554401 |
Throttle Shaft Price: $4.01 |
| 503554501 |
503554501 |
SPRING Price: $2.99 |
| 503554601 |
503554601 |
THROTTLE PLATE Price: $3.99 |
| 503564601 |
503564601 |
GASKET SET Price: $8.99 |
| 503616401 |
503616401 |
Pawl Price: $2.82 |
| 503616601 |
503616601 |
GASKET Price: $2.99 |
| 503616701 |
503616701 |
COVER Price: $5.99 |
| 503616801 |
503616801 |
DIAPHRAGM Price: $6.99 |
| 503665901 |
503665901 |
LEVER Price: $3.99 |
| 503884401 |
503884401 |
Gasket Price: $1.00 |
| 503884501 |
503884501 |
COVER Price: $7.99 |
| 503886501 |
503886501 |
NEEDLE/LOW SPEED Price: $12.99 |
| 503886601 |
503886601 |
Needle/High Speed Price: $2.35 |
| 503886701 |
503886701 |
SCREW Price: $4.99 |
| 503903101 |
503903101 |
WASHER Price: $2.99 |
| 503903301 |
503903301 |
LIMITER CAP Price: $3.99 |
| 503903401 |
503903401 |
SLEEVE Price: $6.99 |
| 503936701 |
503936701 |
Lever Price: $2.33 |
| 503936801 |
503936801 |
PUMP DIAPHRAGM Price: $8.99 |
| 503942301 |
503942301 |
Price: $13.55 |
| 503942401 |
503942401 |
LOW SPEED NEEDLE Price: $23.85 |
| 503942501 |
503942501 |
Price: $12.95 |
| 537012301 |
537012301 |
CHOKE SHAFT AND LEVER Price: $8.99 |
| 537012401 |
537012401 |
SPRING Price: $2.99 |
| 537012501 |
537012501 |
BALL Price: $2.99 |
| 537012601 |
537012601 |
SPRING Price: $2.99 |
| 537012701 |
537012701 |
CHOKE VALVE Price: $1.41 |