diff --git a/op-node/chaincfg/chains_test.go b/op-node/chaincfg/chains_test.go
index b7b401b5094a..66fbc45c796b 100644
--- a/op-node/chaincfg/chains_test.go
+++ b/op-node/chaincfg/chains_test.go
@@ -170,7 +170,3 @@ var sepoliaDev0Cfg = rollup.Config{
 	EcotoneTime:             u64Ptr(1706634000),
 	ProtocolVersionsAddress: common.HexToAddress("0x252CbE9517F731C618961D890D534183822dcC8d"),
 }
-
-func u64Ptr(v uint64) *uint64 {
-	return &v
-}
diff --git a/op-node/p2p/gossip.go b/op-node/p2p/gossip.go
index 35519a6a3667..903c7598fa5b 100644
--- a/op-node/p2p/gossip.go
+++ b/op-node/p2p/gossip.go
@@ -380,12 +380,6 @@ func BuildBlocksValidator(log log.Logger, cfg *rollup.Config, runCfg GossipRunti
 			return pubsub.ValidationReject
 		}
 
-		// [REJECT] if a V2 Block has non-empty withdrawals
-		if blockVersion == eth.BlockV2 && len(*payload.Withdrawals) != 0 {
-			log.Warn("payload is on v2 topic, but has non-empty withdrawals", "bad_hash", payload.BlockHash.String(), "withdrawal_count", len(*payload.Withdrawals))
-			return pubsub.ValidationReject
-		}
-
 		seen, ok := blockHeightLRU.Get(uint64(payload.BlockNumber))
 		if !ok {
 			seen = new(seenBlocks)
diff --git a/op-node/rollup/derive/attributes.go b/op-node/rollup/derive/attributes.go
index 70c7bd9d629f..017b06cf6aef 100644
--- a/op-node/rollup/derive/attributes.go
+++ b/op-node/rollup/derive/attributes.go
@@ -32,7 +32,7 @@ type L1ReceiptsFetcher interface {
 
 type SystemConfigL2Fetcher interface {
 	SystemConfigByL2Hash(ctx context.Context, hash common.Hash) (eth.SystemConfig, error)
-	CachePayloadByHash(payload *eth.ExecutionPayload) bool
+	CachePayloadByHash(payload *eth.ExecutionPayloadEnvelope) bool
 }
 
 // FetchingAttributesBuilder fetches inputs for the building of L2 payload attributes on the fly.
@@ -173,7 +173,7 @@ func (ba *FetchingAttributesBuilder) PreparePayloadAttributes(ctx context.Contex
 	}, nil
 }
 
-func (ba *FetchingAttributesBuilder) CachePayloadByHash(payload *eth.ExecutionPayload) bool {
+func (ba *FetchingAttributesBuilder) CachePayloadByHash(payload *eth.ExecutionPayloadEnvelope) bool {
 	return ba.l2.CachePayloadByHash(payload)
 }
 
diff --git a/op-node/rollup/derive/attributes_queue.go b/op-node/rollup/derive/attributes_queue.go
index 5865d81cecdb..9e6e108eafde 100644
--- a/op-node/rollup/derive/attributes_queue.go
+++ b/op-node/rollup/derive/attributes_queue.go
@@ -25,7 +25,7 @@ import (
 
 type AttributesBuilder interface {
 	PreparePayloadAttributes(ctx context.Context, l2Parent eth.L2BlockRef, epoch eth.BlockID) (attrs *eth.PayloadAttributes, err error)
-	CachePayloadByHash(payload *eth.ExecutionPayload) bool
+	CachePayloadByHash(payload *eth.ExecutionPayloadEnvelope) bool
 }
 
 type AttributesQueue struct {
diff --git a/op-node/rollup/derive/engine_controller.go b/op-node/rollup/derive/engine_controller.go
index d9103fcd5cbc..a0417b3c05c4 100644
--- a/op-node/rollup/derive/engine_controller.go
+++ b/op-node/rollup/derive/engine_controller.go
@@ -209,7 +209,7 @@ func (e *EngineController) ConfirmPayload(ctx context.Context, agossip async.Asy
 	}
 	// Update the safe head if the payload is built with the last attributes in the batch.
 	updateSafe := e.buildingSafe && e.safeAttrs != nil && e.safeAttrs.isLastInSpan
-	envelope, errTyp, err := confirmPayload(ctx, e.log, e.engine, fc, e.buildingInfo, updateSafe, agossip, sequencerConductor)
+	envelope, errTyp, err := confirmPayload(ctx, e.log, e.engine, fc, e.buildingInfo, updateSafe, agossip, sequencerConductor, e.metrics)
 	if err != nil {
 		return nil, errTyp, fmt.Errorf("failed to complete building on top of L2 chain %s, id: %s, error (%d): %w", e.buildingOnto, e.buildingInfo.ID, errTyp, err)
 	}
diff --git a/op-node/rollup/derive/engine_queue_test.go b/op-node/rollup/derive/engine_queue_test.go
index c029e874968e..a482e01d4066 100644
--- a/op-node/rollup/derive/engine_queue_test.go
+++ b/op-node/rollup/derive/engine_queue_test.go
@@ -853,7 +853,6 @@ func TestVerifyNewL1Origin(t *testing.T) {
 
 			// L1 chain reorgs so new origin is at same slot as refF but on a different fork
 			prev.origin = test.newOrigin
-			eq.UnsafeL2Head()
 			if test.verifyPass {
 				l1F.ExpectClearReceiptsCacheBefore(refB.Number)
 			}
diff --git a/op-node/rollup/derive/engine_update.go b/op-node/rollup/derive/engine_update.go
index 2964f236cc1e..d3e3c8bf1911 100644
--- a/op-node/rollup/derive/engine_update.go
+++ b/op-node/rollup/derive/engine_update.go
@@ -129,6 +129,7 @@ func confirmPayload(
 	updateSafe bool,
 	agossip async.AsyncGossiper,
 	sequencerConductor conductor.SequencerConductor,
+	metrics Metrics,
 ) (out *eth.ExecutionPayloadEnvelope, errTyp BlockInsertionErrType, err error) {
 	var envelope *eth.ExecutionPayloadEnvelope
 	// if the payload is available from the async gossiper, it means it was not yet imported, so we reuse it
@@ -141,7 +142,9 @@ func confirmPayload(
 			"parent", envelope.ExecutionPayload.ParentHash,
 			"txs", len(envelope.ExecutionPayload.Transactions))
 	} else {
+		start := time.Now()
 		envelope, err = eng.GetPayload(ctx, payloadInfo)
+		metrics.RecordSequencerStepTime("getPayload", time.Since(start))
 	}
 	if err != nil {
 		// even if it is an input-error (unknown payload ID), it is temporary, since we will re-attempt the full payload building, not just the retrieval of the payload.
@@ -158,6 +161,7 @@ func confirmPayload(
 	// agossip.Clear() will be called later if an non-temporary error is found, or if the payload is successfully inserted
 	agossip.Gossip(envelope)
 
+	start := time.Now()
 	status, err := eng.NewPayload(ctx, payload, envelope.ParentBeaconBlockRoot)
 	if err != nil {
 		return nil, BlockInsertTemporaryErr, fmt.Errorf("failed to insert execution payload: %w", err)
diff --git a/op-node/rollup/driver/sequencer.go b/op-node/rollup/driver/sequencer.go
index 5aad38e81841..c983033adb98 100644
--- a/op-node/rollup/driver/sequencer.go
+++ b/op-node/rollup/driver/sequencer.go
@@ -20,9 +20,6 @@ import (
 // When block produce is interrupted by high L1 latency, sequencer will build a full block periodically to avoid chain stuck
 const buildFullBlockInterval = 20
 
-// When block produce is lagging exceed lagTimeWindow, sequencer will set attrs.NoTxPool to true to quickly catch up
-const lagTimeWindow = 2 * time.Minute
-
 type Downloader interface {
 	InfoByHash(ctx context.Context, hash common.Hash) (eth.BlockInfo, error)
 	FetchReceipts(ctx context.Context, blockHash common.Hash) (eth.BlockInfo, types.Receipts, error)
@@ -254,10 +251,10 @@ func (d *Sequencer) RunNextSequencerAction(ctx context.Context, agossip async.As
 			return nil, nil
 		} else {
 			payload := envelope.ExecutionPayload
-			d.attrBuilder.CachePayloadByHash(payload)
 			if len(payload.Transactions) == 1 {
 				d.accEmptyBlocks += 1
 			}
+			d.attrBuilder.CachePayloadByHash(envelope)
 			d.log.Info("sequencer successfully built a new block", "block", payload.ID(), "time", uint64(payload.Timestamp), "txs", len(payload.Transactions))
 			return envelope, nil
 		}
diff --git a/op-node/rollup/types.go b/op-node/rollup/types.go
index 28ef440a4328..6aed715ae515 100644
--- a/op-node/rollup/types.go
+++ b/op-node/rollup/types.go
@@ -549,6 +549,8 @@ func (c *Config) LogDescription(log log.Logger, l2Chains map[string]string) {
 		"ecotone_time", fmtForkTimeOrUnset(c.EcotoneTime),
 		"fjord_time", fmtForkTimeOrUnset(c.FjordTime),
 		"interop_time", fmtForkTimeOrUnset(c.InteropTime),
+		"fermat", c.Fermat,
+		"snow_time", fmtForkTimeOrUnset(c.SnowTime),
 	)
 }
 
diff --git a/op-node/service.go b/op-node/service.go
index fc4382524222..dc38981e6f7b 100644
--- a/op-node/service.go
+++ b/op-node/service.go
@@ -225,10 +225,6 @@ Conflicting configuration is deprecated, and will stop the op-node from starting
 		if err != nil {
 			return nil, err
 		}
-		if ctx.IsSet(flags.CanyonOverrideFlag.Name) {
-			canyon := ctx.Uint64(flags.CanyonOverrideFlag.Name)
-			config.CanyonTime = &canyon
-		}
 		return &config, nil
 	}
 
@@ -250,10 +246,6 @@ Conflicting configuration is deprecated, and will stop the op-node from starting
 		return &rollupConfig, nil
 	}
 
-	if ctx.IsSet(flags.CanyonOverrideFlag.Name) {
-		canyon := ctx.Uint64(flags.CanyonOverrideFlag.Name)
-		presetRollupConfig.CanyonTime = &canyon
-	}
 	log.Warn("using preset rollup config of", rollupConfig.L2ChainID, "overwrite rollup file")
 	return &presetRollupConfig, nil
 }
diff --git a/op-program/client/l2/engine.go b/op-program/client/l2/engine.go
index 742f0384e48e..3b7c6e8450e7 100644
--- a/op-program/client/l2/engine.go
+++ b/op-program/client/l2/engine.go
@@ -151,6 +151,6 @@ func (o *OracleEngine) SystemConfigByL2Hash(ctx context.Context, hash common.Has
 	return derive.PayloadToSystemConfig(o.rollupCfg, payload.ExecutionPayload)
 }
 
-func (o *OracleEngine) CachePayloadByHash(payload *eth.ExecutionPayload) bool {
+func (o *OracleEngine) CachePayloadByHash(payload *eth.ExecutionPayloadEnvelope) bool {
 	return true
 }
diff --git a/op-service/sources/caching/pre_fetch_cache.go b/op-service/sources/caching/pre_fetch_cache.go
index ad928fe1fea7..c7df91246710 100644
--- a/op-service/sources/caching/pre_fetch_cache.go
+++ b/op-service/sources/caching/pre_fetch_cache.go
@@ -57,6 +57,10 @@ func (v *PreFetchCache[V]) AddIfNotFull(key uint64, value V) (success bool, isFu
 	return true, false
 }
 
+func (v *PreFetchCache[V]) IsFull() bool {
+	return v.queue.Size() >= v.maxSize
+}
+
 func (v *PreFetchCache[V]) Get(key uint64, recordMetrics bool) (V, bool) {
 	defer v.lock.Unlock()
 	v.lock.Lock()
diff --git a/op-service/sources/eth_client.go b/op-service/sources/eth_client.go
index 868b687ebc4b..4f500b85352a 100644
--- a/op-service/sources/eth_client.go
+++ b/op-service/sources/eth_client.go
@@ -126,6 +126,10 @@ type EthClient struct {
 	// cache payloads by hash
 	// common.Hash -> *eth.ExecutionPayload
 	payloadsCache *caching.LRUCache[common.Hash, *eth.ExecutionPayloadEnvelope]
+
+	// isReadOrderly Indicates whether the client often reads data in order of block height.
+	// If so, the process of reading the cache will be different to ensure a high cache hit rate.
+	isReadOrderly bool
 }
 
 // NewEthClient returns an [EthClient], wrapping an RPC with bindings to fetch ethereum data with added error logging,
@@ -146,6 +150,7 @@ func NewEthClient(client client.RPC, log log.Logger, metrics caching.Metrics, co
 		transactionsCache: caching.NewLRUCache[common.Hash, types.Transactions](metrics, "txs", config.TransactionsCacheSize),
 		headersCache:      caching.NewLRUCache[common.Hash, eth.BlockInfo](metrics, "headers", config.HeadersCacheSize),
 		payloadsCache:     caching.NewLRUCache[common.Hash, *eth.ExecutionPayloadEnvelope](metrics, "payloads", config.PayloadsCacheSize),
+		isReadOrderly:     isReadOrderly,
 	}, nil
 }
 
@@ -312,6 +317,10 @@ func (s *EthClient) PayloadByHash(ctx context.Context, hash common.Hash) (*eth.E
 	return s.payloadCall(ctx, "eth_getBlockByHash", hashID(hash))
 }
 
+func (s *EthClient) CachePayloadByHash(payload *eth.ExecutionPayloadEnvelope) bool {
+	return s.payloadsCache.Add(payload.ExecutionPayload.BlockHash, payload)
+}
+
 func (s *EthClient) PayloadByNumber(ctx context.Context, number uint64) (*eth.ExecutionPayloadEnvelope, error) {
 	return s.payloadCall(ctx, "eth_getBlockByNumber", numberID(number))
 }
@@ -342,15 +351,15 @@ func (s *EthClient) PreFetchReceipts(ctx context.Context, blockHash common.Hash)
 func (s *EthClient) fetchReceiptsInner(ctx context.Context, blockHash common.Hash, isForPreFetch bool) (eth.BlockInfo, types.Receipts, error, bool) {
 	info, txs, err := s.infoAndTxsByHash(ctx, blockHash, !isForPreFetch)
 	if err != nil {
-		return nil, nil, fmt.Errorf("querying block: %w", err)
+		return nil, nil, fmt.Errorf("querying block: %w", err), false
 	}
 
 	txHashes, _ := eth.TransactionsToHashes(txs), eth.ToBlockID(info)
-	receipts, err := s.recProvider.FetchReceipts(ctx, info, txHashes)
+	receipts, err, isFull := s.recProvider.FetchReceipts(ctx, info, txHashes, isForPreFetch)
 	if err != nil {
 		return nil, nil, err, isFull
 	}
-	return info, receipts, nil
+	return info, receipts, nil, isFull
 }
 
 // GetProof returns an account proof result, with any optional requested storage proofs.
diff --git a/op-service/sources/receipts.go b/op-service/sources/receipts.go
index 79929e4f7318..c8e7257f13b9 100644
--- a/op-service/sources/receipts.go
+++ b/op-service/sources/receipts.go
@@ -10,7 +10,19 @@ import (
 	"github.com/ethereum/go-ethereum/trie"
 )
 
+type ReceiptsHashPair struct {
+	blockHash common.Hash
+	receipts       types.Receipts
+}
+
 type ReceiptsProvider interface {
+	// FetchReceipts returns a block info and all of the receipts associated with transactions in the block.
+	// It verifies the receipt hash in the block header against the receipt hash of the fetched receipts
+	// to ensure that the execution engine did not fail to return any receipts.
+	FetchReceipts(ctx context.Context, blockInfo eth.BlockInfo, txHashes []common.Hash, isForPreFetch bool) (types.Receipts, error, bool)
+}
+
+type InnerReceiptsProvider interface {
 	// FetchReceipts returns a block info and all of the receipts associated with transactions in the block.
 	// It verifies the receipt hash in the block header against the receipt hash of the fetched receipts
 	// to ensure that the execution engine did not fail to return any receipts.
diff --git a/op-service/sources/receipts_caching.go b/op-service/sources/receipts_caching.go
index 4631e4e78b23..0aa9fb74d127 100644
--- a/op-service/sources/receipts_caching.go
+++ b/op-service/sources/receipts_caching.go
@@ -14,18 +14,17 @@ import (
 // A CachingReceiptsProvider caches successful receipt fetches from the inner
 // ReceiptsProvider. It also avoids duplicate in-flight requests per block hash.
 type CachingReceiptsProvider struct {
-	inner ReceiptsProvider
-	cache *caching.LRUCache[common.Hash, types.Receipts]
-
+	inner InnerReceiptsProvider
+	cache *caching.PreFetchCache[*ReceiptsHashPair]
 	// lock fetching process for each block hash to avoid duplicate requests
 	fetching   map[common.Hash]*sync.Mutex
 	fetchingMu sync.Mutex // only protects map
 }
 
-func NewCachingReceiptsProvider(inner ReceiptsProvider, m caching.Metrics, cacheSize int) *CachingReceiptsProvider {
+func NewCachingReceiptsProvider(inner InnerReceiptsProvider, m caching.Metrics, cacheSize int) *CachingReceiptsProvider {
 	return &CachingReceiptsProvider{
 		inner:    inner,
-		cache:    caching.NewLRUCache[common.Hash, types.Receipts](m, "receipts", cacheSize),
+		cache:    caching.NewPreFetchCache[*ReceiptsHashPair](m, "receipts", cacheSize),
 		fetching: make(map[common.Hash]*sync.Mutex),
 	}
 }
@@ -53,30 +52,37 @@ func (p *CachingReceiptsProvider) deleteFetchingLock(blockHash common.Hash) {
 
 // FetchReceipts fetches receipts for the given block and transaction hashes
 // it expects that the inner FetchReceipts implementation handles validation
-func (p *CachingReceiptsProvider) FetchReceipts(ctx context.Context, blockInfo eth.BlockInfo, txHashes []common.Hash) (types.Receipts, error) {
+func (p *CachingReceiptsProvider) FetchReceipts(ctx context.Context, blockInfo eth.BlockInfo, txHashes []common.Hash, isForPreFetch bool) (types.Receipts, error, bool) {
 	block := eth.ToBlockID(blockInfo)
-	if r, ok := p.cache.Get(block.Hash); ok {
-		return r, nil
+	var isFull bool
+
+	if v, ok := p.cache.Get(block.Number, !isForPreFetch); ok && v.blockHash == block.Hash  {
+		return v.receipts, nil, isFull
 	}
 
 	mu := p.getOrCreateFetchingLock(block.Hash)
 	mu.Lock()
 	defer mu.Unlock()
 	// Other routine might have fetched in the meantime
-	if r, ok := p.cache.Get(block.Hash); ok {
+	if v, ok := p.cache.Get(block.Number, !isForPreFetch); ok && v.blockHash == block.Hash   {
 		// we might have created a new lock above while the old
 		// fetching job completed.
 		p.deleteFetchingLock(block.Hash)
-		return r, nil
+		return v.receipts, nil, isFull
+	}
+
+	isFull = p.cache.IsFull()
+	if isForPreFetch && isFull {
+		return nil, nil, true
 	}
 
 	r, err := p.inner.FetchReceipts(ctx, blockInfo, txHashes)
 	if err != nil {
-		return nil, err
+		return nil, err, isFull
 	}
 
-	p.cache.Add(block.Hash, r)
+	p.cache.AddIfNotFull(block.Number, &ReceiptsHashPair{blockHash: block.Hash, receipts: r})
 	// result now in cache, can delete fetching lock
 	p.deleteFetchingLock(block.Hash)
-	return r, nil
+	return r, nil, isFull
 }
diff --git a/op-service/testutils/mock_engine.go b/op-service/testutils/mock_engine.go
index 00823fd51769..7875f6e28892 100644
--- a/op-service/testutils/mock_engine.go
+++ b/op-service/testutils/mock_engine.go
@@ -39,6 +39,6 @@ func (m *MockEngine) ExpectNewPayload(payload *eth.ExecutionPayload, parentBeaco
 	m.Mock.On("NewPayload", payload, parentBeaconBlockRoot).Once().Return(result, err)
 }
 
-func (m *MockEngine) CachePayloadByHash(payload *eth.ExecutionPayload) bool {
+func (m *MockEngine) CachePayloadByHash(payload *eth.ExecutionPayloadEnvelope) bool {
 	return true
 }
diff --git a/op-service/testutils/mock_l2.go b/op-service/testutils/mock_l2.go
index b20ce44d4382..d4931cb79ac0 100644
--- a/op-service/testutils/mock_l2.go
+++ b/op-service/testutils/mock_l2.go
@@ -56,6 +56,6 @@ func (m *MockL2Client) ExpectOutputV0AtBlock(blockHash common.Hash, output *eth.
 	m.Mock.On("OutputV0AtBlock", blockHash).Once().Return(output, err)
 }
 
-func (m *MockL2Client) CachePayloadByHash(payload *eth.ExecutionPayload) bool {
+func (m *MockL2Client) CachePayloadByHash(payload *eth.ExecutionPayloadEnvelope) bool {
 	return true
 }