diff --git a/spartan/environments/mbps-pipeline.env b/spartan/environments/mbps-pipeline.env
index fd1074f94155..0127d1f4eae8 100644
--- a/spartan/environments/mbps-pipeline.env
+++ b/spartan/environments/mbps-pipeline.env
@@ -13,7 +13,8 @@ DEPLOY_INTERNAL_BOOTNODE=true
 TEST_ACCOUNTS=true
 SPONSORED_FPC=true
 SEQ_MIN_TX_PER_BLOCK=0
-SEQ_MAX_TX_PER_BLOCK=8
+SEQ_MAX_TX_PER_BLOCK=4
+SEQ_MAX_TX_PER_CHECKPOINT=72
 AZTEC_EPOCH_DURATION=8
 REAL_VERIFIER=false
 PROVER_REAL_PROOFS=false
@@ -23,9 +24,10 @@ VERIFY_CONTRACTS=false
 DESTROY_AZTEC_INFRA=true
 
 SEQ_BUILD_CHECKPOINT_IF_EMPTY=true
-SEQ_BLOCK_DURATION_MS=6000
+SEQ_BLOCK_DURATION_MS=5800
+SEQ_LAST_BLOCK_DURATION_MS=3000
 SEQ_ENABLE_PROPOSER_PIPELINING=true
-SEQ_PER_BLOCK_ALLOCATION_MULTIPLIER=1.1
+SEQ_PER_BLOCK_ALLOCATION_MULTIPLIER=1
 LOG_LEVEL=verbose
 
 AZTEC_LAG_IN_EPOCHS_FOR_VALIDATOR_SET=2
diff --git a/spartan/scripts/deploy_network.sh b/spartan/scripts/deploy_network.sh
index 412ca3529844..21d409535cd5 100755
--- a/spartan/scripts/deploy_network.sh
+++ b/spartan/scripts/deploy_network.sh
@@ -109,6 +109,7 @@ SEQ_MAX_TX_PER_BLOCK=${SEQ_MAX_TX_PER_BLOCK:-null}
 SEQ_MAX_TX_PER_CHECKPOINT=${SEQ_MAX_TX_PER_CHECKPOINT:-8}
 SEQ_PER_BLOCK_ALLOCATION_MULTIPLIER=${SEQ_PER_BLOCK_ALLOCATION_MULTIPLIER:-null}
 SEQ_BLOCK_DURATION_MS=${SEQ_BLOCK_DURATION_MS:-}
+SEQ_LAST_BLOCK_DURATION_MS=${SEQ_LAST_BLOCK_DURATION_MS:-}
 SEQ_L1_PUBLISHING_TIME_ALLOWANCE_IN_SLOT=${SEQ_L1_PUBLISHING_TIME_ALLOWANCE_IN_SLOT:-}
 SEQ_BUILD_CHECKPOINT_IF_EMPTY=${SEQ_BUILD_CHECKPOINT_IF_EMPTY:-}
 SEQ_ENABLE_PROPOSER_PIPELINING=${SEQ_ENABLE_PROPOSER_PIPELINING:-false}
@@ -538,6 +539,7 @@ SEQ_MAX_TX_PER_BLOCK = ${SEQ_MAX_TX_PER_BLOCK}
 SEQ_MAX_TX_PER_CHECKPOINT = ${SEQ_MAX_TX_PER_CHECKPOINT}
 SEQ_PER_BLOCK_ALLOCATION_MULTIPLIER = ${SEQ_PER_BLOCK_ALLOCATION_MULTIPLIER}
 SEQ_BLOCK_DURATION_MS = ${SEQ_BLOCK_DURATION_MS:-null}
+SEQ_LAST_BLOCK_DURATION_MS = ${SEQ_LAST_BLOCK_DURATION_MS:-null}
 SEQ_L1_PUBLISHING_TIME_ALLOWANCE_IN_SLOT = ${SEQ_L1_PUBLISHING_TIME_ALLOWANCE_IN_SLOT:-null}
 SEQ_BUILD_CHECKPOINT_IF_EMPTY = ${SEQ_BUILD_CHECKPOINT_IF_EMPTY:-null}
 SEQ_ENABLE_PROPOSER_PIPELINING = ${SEQ_ENABLE_PROPOSER_PIPELINING}
diff --git a/spartan/terraform/deploy-aztec-infra/main.tf b/spartan/terraform/deploy-aztec-infra/main.tf
index 8f975974cd4d..03c7cf36b12b 100644
--- a/spartan/terraform/deploy-aztec-infra/main.tf
+++ b/spartan/terraform/deploy-aztec-infra/main.tf
@@ -215,6 +215,7 @@ locals {
     "validator.node.env.SEQ_MAX_TX_PER_CHECKPOINT"             = var.SEQ_MAX_TX_PER_CHECKPOINT
     "validator.node.env.SEQ_PER_BLOCK_ALLOCATION_MULTIPLIER"   = var.SEQ_PER_BLOCK_ALLOCATION_MULTIPLIER
     "validator.node.env.SEQ_BLOCK_DURATION_MS"                 = var.SEQ_BLOCK_DURATION_MS
+    "validator.node.env.SEQ_LAST_BLOCK_DURATION_MS"              = var.SEQ_LAST_BLOCK_DURATION_MS
     "validator.node.env.SEQ_L1_PUBLISHING_TIME_ALLOWANCE_IN_SLOT" = var.SEQ_L1_PUBLISHING_TIME_ALLOWANCE_IN_SLOT
     "validator.node.env.SEQ_BUILD_CHECKPOINT_IF_EMPTY"         = var.SEQ_BUILD_CHECKPOINT_IF_EMPTY
     "validator.node.env.SEQ_ENABLE_PROPOSER_PIPELINING"       = var.SEQ_ENABLE_PROPOSER_PIPELINING
diff --git a/spartan/terraform/deploy-aztec-infra/variables.tf b/spartan/terraform/deploy-aztec-infra/variables.tf
index 2f0f0e435962..3696e8096704 100644
--- a/spartan/terraform/deploy-aztec-infra/variables.tf
+++ b/spartan/terraform/deploy-aztec-infra/variables.tf
@@ -389,6 +389,13 @@ variable "SEQ_BLOCK_DURATION_MS" {
   default     = null
 }
 
+variable "SEQ_LAST_BLOCK_DURATION_MS" {
+  description = "Duration of the last block in ms when building multiple blocks per slot"
+  type        = string
+  nullable    = true
+  default     = null
+}
+
 variable "SEQ_L1_PUBLISHING_TIME_ALLOWANCE_IN_SLOT" {
   description = "Time allocated for publishing to L1, in seconds"
   type        = string