diff --git a/pymongo/_cbsonmodule.c b/pymongo/_cbsonmodule.c
index d2ea8e833..75636a413 100644
--- a/pymongo/_cbsonmodule.c
+++ b/pymongo/_cbsonmodule.c
@@ -52,28 +52,6 @@ static char* shuffle_oid(const char* oid) {
     return shuffled;
 }
 
-static PyObject* _cbson_shuffle_oid(PyObject* self, PyObject* args) {
-    char* data;
-    int length;
-    if (!PyArg_ParseTuple(args, "s#", &data, &length)) {
-        return NULL;
-    }
-
-    if (length != 12) {
-        PyErr_SetString(PyExc_ValueError, "oid must be of length 12");
-        return NULL;
-    }
-
-    char* shuffled = shuffle_oid(data);
-    if (!shuffled) {
-        return NULL;
-    }
-
-    PyObject* result = Py_BuildValue("s#", shuffled, 12);
-    free(shuffled);
-    return result;
-}
-
 static PyObject* build_element(const char type, const char* name, const int length, const char* data) {
     int name_length = strlen(name) + 1;
     int built_length = 1 + name_length + length;
@@ -381,10 +359,6 @@ static PyObject* _cbson_dict_to_bson(PyObject* self, PyObject* dict) {
 }
 
 static PyMethodDef _CBSONMethods[] = {
-    {"_shuffle_oid", _cbson_shuffle_oid, METH_VARARGS,
-     "shuffle an ObjectId into proper byte order."},
-    {"_element_to_bson", _cbson_element_to_bson, METH_VARARGS,
-     "convert a key and value to its bson representation."},
     {"_dict_to_bson", _cbson_dict_to_bson, METH_O,
      "convert a dictionary to a string containing it's BSON representation."},
     {NULL, NULL, 0, NULL}
diff --git a/pymongo/bson.py b/pymongo/bson.py
index 30dbaae0c..d19b0938b 100644
--- a/pymongo/bson.py
+++ b/pymongo/bson.py
@@ -289,8 +289,6 @@ def _document_to_dict(data):
 
 def _shuffle_oid(data):
     return data[7::-1] + data[:7:-1]
-if _use_c:
-    _shuffle_oid = _cbson._shuffle_oid
 
 _RE_TYPE = type(_valid_array_name)
 def _element_to_bson(key, value):
@@ -352,14 +350,6 @@ def _element_to_bson(key, value):
         ns = _make_c_string(value.collection())
         return "\x0C" + name + struct.pack("<i", len(ns)) + ns + _shuffle_oid(str(value.id()))
     raise InvalidDocument("cannot convert value of type %s to bson" % type(value))
-if _use_c:
-    _py_element_to_bson = _element_to_bson
-    _c_element_to_bson = _cbson._element_to_bson
-    def _element_to_bson(name, value):
-        try:
-            return _c_element_to_bson(name, value)
-        except _cbson.error:
-            return _py_element_to_bson(name, value)
 
 def _dict_to_bson(dict):
     try: