Skip to content
⚠️ We’re two team members down on the phone lines & emails — We have closed our phone line to help, Thanks for your patience! 💙
⚠️ We’re two team members down on the phone lines & emails — We have closed our phone line to help, Thanks for your patience! 💙

CP Pistons Buick Grand National 3.8L Pistons ZR231

Piston, Grand National, Forged, Dish, 3.820 in. Bore, Buick, Each
SKU CNN-ZR231
Manufacturer's SKU: ZR231
Special Order
Original price $395.64 +GST - Original price $395.64 +GST
Original price $395.64 +GST
$395.64 +GST
$395.64 +GST - $395.64 +GST
Current price $395.64 +GST
$454.986 Including GST (NZ Customers only)

Estimated Ship Date: May 27, 2024

SPECIAL ORDER ITEM

This is a special order item. When you complete your order, we will order it from the supplier.

FREIGHT INFORMATION

Pricing does not include additional freight charge.
Request a quote below.

Click here to request a shipping quote
Brand: CP-Carrillo
Manufacturer's Part Number: ZR231
Part Type: Pistons
Product Line: CP Pistons Buick Grand National 3.8L Pistons
Automotive Fittings Part Number: CNN-ZR231
Piston Rings Included: No
Bore (in.): 3.820 in.
Bore (mm): 97.028mm
Stroke: 3.400 in.
Engine Stroke Type: Stock
Rod Length: 5.960 in.
Piston Style: Dish, with no valve reliefs
Piston Material: Forged aluminum
Compression Height (in.): 1.835 in.
Piston Head Volume (cc): +27.20cc
Wrist Pin Style: Press-fit or floating
Wrist Pin Retainers Included: Yes
Wrist Pin Included: Yes
Pin Diameter (in.): 0.940 in.
Piston Ring Thickness: 1/16 in. x 1/16 in. x 3/16 in.
File Fit: No
Gapless: No
Remanufactured: No
Quantity: Sold individually.
Notes: Supplied with double spiral locks.
Description:
CP Pistons' Buick Grand National 3.8L pistons are as good as they come. CP Pistons was founded to service the needs of those with the desire to build engines of the highest quality and technology. With the use of proprietary tooling, dedicated cutters, and unique fixtures, their state-of-the-art equipment produces superior pistons that will not compromise your expectations. Their climate-controlled inspection department is the most advanced in the industry and is outfitted with computerized electronic equipment specifically designed for their needs. Every piston is engineered using sophisticated computer modeling for optimum designs, while their 5-axis machining capability enables them to create pistons for any application.

Additional features include:

* Suitable for nitrous oxide systems
* Suitable for supercharged or turbo engines
* Double pin oilers, force fed from oil ring
* Pick lock for easy lock removal
* Balanced to +/-1 gram
* Accumulator groove included
* Generous valve relief depths allow for high-lift cams and oversized valves
* Fully CNC-machined

What does "Will be special ordered for you" mean?

This means that we do not have the product in our warehouse. We only order “Special Order” products from the supplier when you order them from us. Generally, we do not intend to keep an inventory of these items. Therefore, returns are not possible.

“Special Order” products could be shipped directly from the supplier or they could be shipped to us first. Then, we would ship it to you. The available shipping options will be provided during the checkout process.