---
product_id: 26740477
title: "Speed Pro TRW Forged Flat Top 4VR Coated Skirt Piston Set/8 compatible with Ford Mercury 289 302 5.0 5.0L 9.0:1 STANDARD"
brand: "prospeed"
price: "$793.34"
currency: USD
in_stock: false
category: "Automotive"
url: https://www.desertcart.us/products/26740477-speed-pro-trw-forged-flat-top-4vr-coated-skirt-piston
store_origin: US
region: United States of America
---

# Speed Pro TRW Forged Flat Top 4VR Coated Skirt Piston Set/8 compatible with Ford Mercury 289 302 5.0 5.0L 9.0:1 STANDARD

**Brand:** prospeed
**Price:** $793.34
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Speed Pro TRW Forged Flat Top 4VR Coated Skirt Piston Set/8 compatible with Ford Mercury 289 302 5.0 5.0L 9.0:1 STANDARD by prospeed
- **How much does it cost?** $793.34 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/26740477-speed-pro-trw-forged-flat-top-4vr-coated-skirt-piston)

## Best For

- prospeed enthusiasts

## Why This Product

- Trusted prospeed brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

This listing is for (8) L2482F standard (4.00" Bore) TRW Speed Pro Forged flat top Pistons compatible replacements for Ford 289 302. These Speed-Pro forged pistons are made from extruded VMS-75 aluminum alloy that's forged under 3,000 tons of pressure to "near-net" shape. After that, they're machined to their final configuration. These pistons offer excellent strength and durability and are capable of taking the punishment that's dished out on the street and in competition. They're available for a wide variety of applications, including OE replacements and all-out racing engines.

## Features

- Bore: 4.000" (at STANDARD); Comp Distance: 1.605"; Head Style: Flat head with 4-valve reliefs; Dome Volume:-2.70cc
- Pin Size: .912" (included); Press-fit only; For stock stroke crankshaft (289ci-2.870", 302ci-3.000") and stock length connecting rods (289ci-5.155", 302ci-5.090")
- Appx Compression Ratio (w/+.030" bore): w/58.2cc chambers 9.14:1; w/60.4cc 8.92:1, w/63.0cc 8.67:1; DurOshield Coated Skirts
- 1963-68 Car 289ci with 4-barrel carburetor, 1963-67 Car 289 "Hi-Po", 1965-68 LD Trk 289ci
- 1973-83 Car 302ci, 1984 Car 5.0L Mustang & Capri w/4-barrel crab & HO, 1985 Car 5.0L Marquis, Mustang & Capri w/CFI & HO-LTD except PC-LTD PC w/CFI & HO before 01/85; 1978-85 LD Trk 302ci
- ›See more product details

## Images

![Speed Pro TRW Forged Flat Top 4VR Coated Skirt Piston Set/8 compatible with Ford Mercury 289 302 5.0 5.0L 9.0:1 STANDARD - Image 1](https://images-na.ssl-images-amazon.com/images/I/41C93IKterL.jpg)
![Speed Pro TRW Forged Flat Top 4VR Coated Skirt Piston Set/8 compatible with Ford Mercury 289 302 5.0 5.0L 9.0:1 STANDARD - Image 2](https://images-na.ssl-images-amazon.com/images/I/41MfAyvjEKL.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-09*