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P-Ayr GM 8.1L 500ci Long Block Mockup
Original price was: $814.00.$732.60Current price is: $732.60.
A full-scale replica of the modern GM 8.1L (500ci) Vortec V8. This lightweight tool is perfect for planning swaps into trucks, RVs, and marine applications.

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Description
Master Your Modern Big Block Swap
The GM 8.1L Vortec V8 is a modern powerhouse known for its massive torque. If you’re swapping one into a heavy-duty truck, RV, or boat, this P-Ayr Long Block Mockup is essential. Use this lightweight, dimensionally-accurate replica to fabricate custom engine mounts, check for accessory clearance, and plan your entire installation with ease and precision.
Key Features & Benefits:
- Modern Big Block Replica: Accurately modeled after the GM 8.1L Vortec V8.
- For Truck & Marine Swaps: The perfect tool for heavy-duty vehicle and marine applications.
- Simplifies a Complex Job: Take the heavy lifting and guesswork out of a modern Big Block swap.
Product Specifications:
- Engine Type: GM 8.1L Vortec V8 (Long Block)
- Brand: P-Ayr Products
- SKU: 2127
Additional information
Weight | 36 lbs |
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Dimensions | 27 × 24 × 28 in |
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