ItalianRP BMW B58 B58B30 Forged Piston Kit

ItalianRP BMW B58 B58B30 Forged Piston Kit

Italian RP Set of six forged pistons OEM compression. Compatible with the following BMW models: 140i, 240i, 340i, 40i, 45e, Supra, Z4

Available to order

Price range: £1,200.00 through £1,700.00

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Description
SPECIFICATIONS
FAQ’S
SHIPPING INFO
CUSTOMER SUPPORT

Italian RP (IRP) Forged Piston Kit

Forged pistons made from the highest quality alloys with extremely precise tolerances.
Designed to withstand heavy loads such as Stage 3 and Stage 4 builds and demanding motorsport use.
Available in multiple bore sizes and compression ratios.
Our selection also includes IRP piston + rod packages or rods separately according to your needs.

What’s included

Forged piston set including pins, locks, and piston rings
High-strength piston pins
Reinforced pin locks
High-quality piston rings for demanding use
Piston materials and coatings according to selected package level

Kit levels

Choose the specification that fits your build:

Silver – Most popular choice, excellent performance for tuned street and track cars
Gold – Higher-grade materials and tighter tolerances for higher power goals
Platinum – Top-tier package for extreme power, durability, and full racing use

Specifications

Compatible models	BMW 340I / 440I / 540I / 640I / 740I / 840I / M140I / M240I / M340I / X3 M40I / X5 40I / X6 40I / X7 40I / Z4 M40I G29 (3.0LTR.)
Engine type	B58 3000cc
Stroke length	OEM mm
Pin diameter	22.000 mm
Designed for rod length	148.200 mm

IRP Forged Pistons

High-strength forged alloy, resistant to detonation and heat
Optimized crown and skirt geometry for controlled expansion and reduced friction
Multiple compression ratios and oversizes for different turbo and fuel applications
High-quality piston rings and heavy-duty pins included

Additional information & links

IRP Pistons

Additional information

Make	Bmw
Model	G80, M3 G80, S58
Brand	ItalianRP
Line	Silver, Gold, Platinum
Part	Engine Parts & Components

FAQ’S

How Can I Pay?

You can pay online using all major debit and credit cards, PayPal or by selecting one of our finance packages. If you are visiting us in store you can use all of the above plus cash.

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How do I amend or cancel an order?

If you have placed an order but then wish to change or cancel it, please contact our customer service team as soon as you can. We will try our best to make any changes but we will be unable to do so if the order is already being processed in the warehouse and/or dispatched.
Unfortunately, goods that have already been dispatched cannot be amended or redirected to an alternative delivery address.

I haven’t received an email order confirmation?

How quickly you receive our email confirmation can depend on your email provider and whether the email has been incorrectly marked as junk. Please add … to your safe senders list to ensure safe receipt. If you still do not receive a confirmation after this then please contact our customer service team.

Shipping

I’ve paid for express delivery why has my order not arrived?

All delivery times, including Express delivery, are from the point of dispatch and not from the point of order. When selecting express delivery if one or more of your items are not in stock, a message will have appeared in blue on the basket page highlighting this and that it would cause a delay in your order. For further information please contact us.

My tracking number does not work, why?

Tracking numbers rely on the delivery agents updating their systems so please allow one working day for the tracking number to be updated. If after this period the tracking number is still not working please contact us.