diff --git a/Motor.scad b/Motor.scad
index 2df360a..d842c05 100644
--- a/Motor.scad
+++ b/Motor.scad
@@ -1,4 +1,13 @@
-CIRCLE_ROUNDS=180;
+CIRCLE_ROUNDS=18;
+
+// Block
+difference() {
+    translate([-8, -8, 0])
+    cube([16, 16, 11]);
+
+    translate([0, 0, 0])
+    cylinder(h=11, d=10, $fn=CIRCLE_ROUNDS);
+}
 
 // Piston
 difference() {
@@ -63,4 +72,4 @@ difference() {
     rotate([0, 90, 0])
     translate([13, 0, -2])
     cylinder(h=4, d=2, $fn=CIRCLE_ROUNDS);
-}
\ No newline at end of file
+}