diff --git a/charts/ecosystem/templates/_helpers.tpl b/charts/ecosystem/templates/_helpers.tpl
index 51450c1..9989fd6 100644
--- a/charts/ecosystem/templates/_helpers.tpl
+++ b/charts/ecosystem/templates/_helpers.tpl
@@ -65,4 +65,11 @@
 */}}
 {{- define "framework.extra.bundles" -}}
   {{- print "dev.galasa.cps.etcd,dev.galasa.ras.couchdb,dev.galasa.events.kafka" }}
+{{- end -}}s
+
+{{/*
+  Returns the maximum message size in bytes allowed for a single gRPC frame as an integer value.
+*/}}
+{{- define "max.grpc.message.size" -}}
+  {{- empty .Values.maxgRPCMessageSize | ternary ("4194304") (.Values.maxgRPCMessageSize) }}
 {{- end -}}
diff --git a/charts/ecosystem/templates/api.yaml b/charts/ecosystem/templates/api.yaml
index e24e504..6644664 100644
--- a/charts/ecosystem/templates/api.yaml
+++ b/charts/ecosystem/templates/api.yaml
@@ -153,6 +153,8 @@ spec:
               key: GALASA_EVENT_STREAMS_TOKEN
         - name: GALASA_ENCRYPTION_KEYS_PATH
           value: {{ include "ecosystem.encryption.keys.path" . }}
+        - name: MAX_GRPC_MESSAGE_SIZE
+          value: {{ include "max.grpc.message.size" . }}
         ports:
         - containerPort: 9010
           name: metrics
diff --git a/charts/ecosystem/templates/custom-resource-monitor.yaml b/charts/ecosystem/templates/custom-resource-monitor.yaml
index 4b9c061..71be6bc 100644
--- a/charts/ecosystem/templates/custom-resource-monitor.yaml
+++ b/charts/ecosystem/templates/custom-resource-monitor.yaml
@@ -77,6 +77,8 @@ spec:
           value: "{{ join "," .Values.cleanupMonitor.includes }}"
         - name: GALASA_MONITOR_EXCLUDES_GLOB_PATTERNS
           value: "{{ join "," .Values.cleanupMonitor.excludes }}"
+        - name: MAX_GRPC_MESSAGE_SIZE
+          value: {{ include "max.grpc.message.size" . }}
         ports:
         - containerPort: 9010
           name: metrics
diff --git a/charts/ecosystem/templates/engine-controller.yaml b/charts/ecosystem/templates/engine-controller.yaml
index 224dc02..e8f4e71 100644
--- a/charts/ecosystem/templates/engine-controller.yaml
+++ b/charts/ecosystem/templates/engine-controller.yaml
@@ -120,6 +120,8 @@ spec:
               key: GALASA_EVENT_STREAMS_TOKEN
         - name: GALASA_ENCRYPTION_KEYS_PATH
           value: {{ include "ecosystem.encryption.keys.path" . }}
+        - name: MAX_GRPC_MESSAGE_SIZE
+          value: {{ include "max.grpc.message.size" . }}
         ports:
         - containerPort: 9010
           name: metrics
diff --git a/charts/ecosystem/templates/metrics.yaml b/charts/ecosystem/templates/metrics.yaml
index 55ff74e..6aceefa 100644
--- a/charts/ecosystem/templates/metrics.yaml
+++ b/charts/ecosystem/templates/metrics.yaml
@@ -100,6 +100,8 @@ spec:
             secretKeyRef:
               name: {{ .Release.Name }}-couchdb-secret
               key: GALASA_RAS_TOKEN
+        - name: MAX_GRPC_MESSAGE_SIZE
+          value: {{ include "max.grpc.message.size" . }}
         ports:
         - containerPort: 9010
           name: metrics
diff --git a/charts/ecosystem/templates/resource-monitor.yaml b/charts/ecosystem/templates/resource-monitor.yaml
index 4c90ec3..2d935a6 100644
--- a/charts/ecosystem/templates/resource-monitor.yaml
+++ b/charts/ecosystem/templates/resource-monitor.yaml
@@ -108,6 +108,8 @@ spec:
           value: "{{ join "," .Values.resourceMonitor.includes }}"
         - name: GALASA_MONITOR_EXCLUDES_GLOB_PATTERNS
           value: "{{ join "," .Values.resourceMonitor.excludes }}"
+        - name: MAX_GRPC_MESSAGE_SIZE
+          value: {{ include "max.grpc.message.size" . }}
         ports:
         - containerPort: 9010
           name: metrics
diff --git a/charts/ecosystem/values.yaml b/charts/ecosystem/values.yaml
index 3437530..d1a0e33 100644
--- a/charts/ecosystem/values.yaml
+++ b/charts/ecosystem/values.yaml
@@ -561,4 +561,17 @@ resourceMonitor:
     requests:
       memory: "300Mi"
     limits:
-      memory: "500Mi"
\ No newline at end of file
+      memory: "500Mi"
+#
+#
+#
+# Optional. Sets the maximum message size in bytes allowed for a single gRPC frame.
+# This will be used by the KVClient that is set up to interact with the etcd3 cluster.
+# 
+# The default value for this is 4194304.
+# 
+# The maximum value this can be set to is 2147483647.
+#
+# Example value: "4194304"
+#
+maxgRPCMessageSize: ""
\ No newline at end of file