diff --git a/api/api_full.go b/api/api_full.go
index a6a5f79e8..515e57c0f 100644
--- a/api/api_full.go
+++ b/api/api_full.go
@@ -173,6 +173,11 @@ type FullNode interface {
 	MpoolGetNonce(context.Context, address.Address) (uint64, error)
 	MpoolSub(context.Context) (<-chan MpoolUpdate, error)
 
+	// MpoolGetConfig returns (a copy of) the current mpool config
+	MpoolGetConfig(context.Context) (*types.MpoolConfig, error)
+	// MpoolSetConfig sets the mpool config to (a copy of) the supplied config
+	MpoolSetConfig(context.Context, *types.MpoolConfig) error
+
 	// MethodGroup: Miner
 
 	MinerGetBaseInfo(context.Context, address.Address, abi.ChainEpoch, types.TipSetKey) (*MiningBaseInfo, error)
diff --git a/api/apistruct/struct.go b/api/apistruct/struct.go
index a780c87d4..f53b91f2f 100644
--- a/api/apistruct/struct.go
+++ b/api/apistruct/struct.go
@@ -97,6 +97,8 @@ type FullNodeStruct struct {
 		SyncMarkBad        func(ctx context.Context, bcid cid.Cid) error                `perm:"admin"`
 		SyncCheckBad       func(ctx context.Context, bcid cid.Cid) (string, error)      `perm:"read"`
 
+		MpoolGetConfig   func(context.Context) (*types.MpoolConfig, error)                      `perm:"read"`
+		MpoolSetConfig   func(context.Context, *types.MpoolConfig) error                        `perm:"write"`
 		MpoolSelect      func(context.Context, types.TipSetKey) ([]*types.SignedMessage, error) `perm:"read"`
 		MpoolPending     func(context.Context, types.TipSetKey) ([]*types.SignedMessage, error) `perm:"read"`
 		MpoolPush        func(context.Context, *types.SignedMessage) (cid.Cid, error)           `perm:"write"`
@@ -445,6 +447,14 @@ func (c *FullNodeStruct) GasEstimateGasLimit(ctx context.Context, msg *types.Mes
 	return c.Internal.GasEstimateGasLimit(ctx, msg, tsk)
 }
 
+func (c *FullNodeStruct) MpoolGetConfig(ctx context.Context) (*types.MpoolConfig, error) {
+	return c.Internal.MpoolGetConfig(ctx)
+}
+
+func (c *FullNodeStruct) MpoolSetConfig(ctx context.Context, cfg *types.MpoolConfig) error {
+	return c.Internal.MpoolSetConfig(ctx, cfg)
+}
+
 func (c *FullNodeStruct) MpoolSelect(ctx context.Context, tsk types.TipSetKey) ([]*types.SignedMessage, error) {
 	return c.Internal.MpoolSelect(ctx, tsk)
 }
diff --git a/node/impl/full/mpool.go b/node/impl/full/mpool.go
index d1976b1e9..01a8b9055 100644
--- a/node/impl/full/mpool.go
+++ b/node/impl/full/mpool.go
@@ -25,6 +25,15 @@ type MpoolAPI struct {
 	Mpool *messagepool.MessagePool
 }
 
+func (a *MpoolAPI) MpoolGetConfig(context.Context) (*types.MpoolConfig, error) {
+	return a.Mpool.GetConfig(), nil
+}
+
+func (a *MpoolAPI) MpoolSetConfig(ctx context.Context, cfg *types.MpoolConfig) error {
+	a.Mpool.SetConfig(cfg)
+	return nil
+}
+
 func (a *MpoolAPI) MpoolSelect(ctx context.Context, tsk types.TipSetKey) ([]*types.SignedMessage, error) {
 	ts, err := a.Chain.GetTipSetFromKey(tsk)
 	if err != nil {