diff --git a/simulators/ethereum/engine/enginetests.go b/simulators/ethereum/engine/enginetests.go
index 9d3b30a57b..1437aa7f02 100644
--- a/simulators/ethereum/engine/enginetests.go
+++ b/simulators/ethereum/engine/enginetests.go
@@ -233,60 +233,74 @@ var engineTests = []TestSpec{
 
 	// Invalid Ancestor Re-Org Tests (Reveal via sync through secondary client)
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid StateRoot, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidStateRoot, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid StateRoot, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidStateRoot, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid StateRoot, Empty Txs, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidStateRoot, true, true),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid StateRoot, Empty Txs, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidStateRoot, true, true),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid ReceiptsRoot, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidReceiptsRoot, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid ReceiptsRoot, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidReceiptsRoot, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid Number, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidNumber, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid Number, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidNumber, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid GasLimit, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidGasLimit, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid GasLimit, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidGasLimit, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid GasUsed, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidGasUsed, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid GasUsed, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidGasUsed, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid Timestamp, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidTimestamp, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid Timestamp, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidTimestamp, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid PrevRandao, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidPrevRandao, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid PrevRandao, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidPrevRandao, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Incomplete Transactions, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, RemoveTransaction, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Incomplete Transactions, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, RemoveTransaction, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid Transaction Signature, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidTransactionSignature, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid Transaction Signature, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidTransactionSignature, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid Transaction Nonce, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidTransactionNonce, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid Transaction Nonce, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidTransactionNonce, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid Transaction Gas, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidTransactionGas, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid Transaction Gas, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidTransactionGas, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid Transaction GasPrice, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidTransactionGasPrice, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid Transaction GasPrice, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidTransactionGasPrice, true, false),
 	},
 	{
-		Name: "Invalid Ancestor Chain Re-Org, Invalid Transaction Value, Invalid P9', Reveal using sync",
-		Run:  invalidMissingAncestorReOrgGen(9, InvalidTransactionValue, true, false),
+		Name:           "Invalid Ancestor Chain Re-Org, Invalid Transaction Value, Invalid P9', Reveal using sync",
+		TimeoutSeconds: 15,
+		Run:            invalidMissingAncestorReOrgGen(9, InvalidTransactionValue, true, false),
 	},
 	{
 		Name: "Invalid Ancestor Chain Re-Org, Invalid StateRoot, Invalid P10', Reveal using sync",