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- Yes (10)
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- No (3)
Intake Manifold Holes Included
- Yes (22)
- No (4)
Exhaust Header Holes Included
- Yes (25)
- No (1)
Spark Plug Holes Included
- Yes (23)
- No (3)
Valve Cover Holes Included
- Yes (24)
- No (2)
Water Pump Holes Included
- Yes (23)
- No (3)
Thermostat Holes Included
- No (16)
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P-Ayr Products Replica Long Block Engines

4.2 out of 5 stars 88 Customer Reviews

P-Ayr replica long blocks are designed to bolt into your car in place of your real engine for test fitting parts. They include all of the necessary mounting holes with steel threaded inserts so you can mock up your new high performance parts. P-Ayr uses steel inserts for all bolt holes, and all specifications are held to OEM tolerances. You can bolt any factory component or accessory to a P-Ayr engine and it will fit. Made from durable polyurethane foam they have steel inserts for easy mounting. Save time, money, and hassle when it comes time to install your next power plant.

Showing In Stock Items. Show All 27 Items.

Results 1 - 25 of 26

P-Ayr Products Replica Long Block Engines 2046

P-Ayr Products Replica Long Block Engines 2046

Engine, Replica Block, Polyurethane Foam, Black, Long Block, Chevy, Small Block, LS1, Each

Part Number: PYP-2046

4.18 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

P-Ayr Products Replica Long Block Engines 2020

Engine, Replica Block, Polyurethane Foam, Black, Long Block, Chevy, Small Block, Each

Part Number: PYP-2020

4.42 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

P-Ayr Products Replica Long Block Engines 3028

Mock-Up Engine, Lightweight Plastic, Long Block, Ford, 429-460, Each

Part Number: PYP-3028

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

P-Ayr Products Replica Long Block Engines 3020

Engine, Replica Block, Polyurethane Foam, Blue, Long Block, Ford, Small Block, Each

Part Number: PYP-3020

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

P-Ayr Products Replica Long Block Engines 3045

Replica Long Block, Ford 5.0 DOHC Coyote Long Block with Removable Heads, Each

Part Number: PYP-3045

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

P-Ayr Products Replica Long Block Engines 2044

Mock-Up Engine, Lightweight Plastic, Short Block, Removable Cylinder Heads, Chevy, Small Block, Each

Part Number: PYP-2044

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Mockup Replica Blocks SUM-774002

3.25 out of 5 stars ( 7 )

Estimated Ship Date: Today

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P-Ayr Products Replica Long Block Engines 2123

Engine, Replica Block, Polyurethane Foam, Black, Tall Deck, Long Block, Chevy, Big Block, Each

Part Number: PYP-2123

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 4023

Engine, Replica Block, Polyurethane Foam, Orange, Long Block, Mopar, Big Block RB, Each

Part Number: PYP-4023

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 4026

Engine, Replica Block, Polyurethane Foam, Orange, Long Block, with Valve Covers, Mopar, 392 Hemi Block, Each

Part Number: PYP-4026

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 4021

Engine, Replica Block, Polyurethane Foam, Orange, Long Block, with Valve Covers, Mopar, Hemi Block, Each

Part Number: PYP-4021

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 3029

Engine, Replica Block, Polyurethane Foam, Blue, Long Block, Ford, SBF, Windsor, 302, Each

Part Number: PYP-3029

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 4020

Engine, Replica Block, Polyurethane Foam, Orange, Long Block, Mopar, 426 Hemi Block, Each

Part Number: PYP-4020

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 2120

Engine, Replica Block, Polyurethane Foam, Black, Long Block, Chevy, Big Block, Non-Removable Heads, Each

Part Number: PYP-2120

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 3035

Engine, Replica Block, Polyurethane Foam, Blue, Long Block, Ford, 352-428 FE, Each

Part Number: PYP-3035

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 4017

Replica Blocks, Long Block, 5.7 Hemi Gen III, Includes Heads, Chrysler, Dodge, Each

Part Number: PYP-4017

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 4025

Engine, Replica Block, Polyurethane Foam, Orange, Long Block, Mopar, Hemi Block, Each

Part Number: PYP-4025

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 2045

Engine, Replica Block, Polyurethane Foam, Black, Long Block, Chevrolet, Small Block Gen II (LT-Based Engines), Each

Part Number: PYP-2045

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

P-Ayr Products Replica Long Block Engines 2127

Engine, Replica Block, Polyurethane Foam, Black, Long Block, Chevy, Big Block, Each

Part Number: PYP-2127

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 3052

Engine, Replica Block, Polyurethane Foam, Blue, Long Block, Ford, Modular V8, 4.6L, Each

Part Number: PYP-3052

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 4024

Engine, Replica Block, Polyurethane Foam, Orange, Short Block, Mopar, Big Block RB, Each

Part Number: PYP-4024

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 8020

Engine, Replica Block, Polyurethane Foam, Gray, Long Block, for use in Honda®, 1.6L, 4-Cylinder, Each

Part Number: PYP-8020

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 3022

Engine, Replica Block, Polyurethane Foam, Blue, Long Block, Ford, Small Block, 5.0L, Yates Style Heads, Each

Part Number: PYP-3022

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 8029

Engine, Replica Block, Polyurethane Foam, Gray, Long Block, for use on Honda®, 4-Cylinder, Each

Part Number: PYP-8029

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 3050

Engine, Replica Block, Polyurethane Foam, Blue, Long Block, Ford, Modular V8, 4.6L, Each

Part Number: PYP-3050

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

P-Ayr Products Replica Long Block Engines 2029

Engine, SB2 Replica Block, Polyurethane Foam, Black, Small Block Chevy SB2 Long Block, Each

Part Number: PYP-2029

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

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