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CP Pistons Bullet Race Series Dome Piston Set - Chrysler Big Block 4.375in Bore - Set of 8

CP Pistons SKU: CPPBM4003-055
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CP Pistons Bullet Race Series forged dome piston set for a Chrysler big block at a 4.375in bore with a 4.150in stroke and 6.768in connecting rods. Each 2618 alloy piston has a 1.860in compression height and a 7.3cc dome with two valve reliefs, designed around a 78cc head, and weighs 650g. It uses a .990in x 2.750in wrist pin and a 1/16in, 1/16in, 3/16in ring package. Made to order and non-cancelable once placed. Set of 8.

Specifications

Type Forged dome piston set (CP Pistons Bullet Race Series)
Application Chrysler big block V8
Bore 4.375in
Stroke 4.150in
Rod Length 6.768in
Compression Height 1.860in
Dome Volume 7.3cc with 2 valve reliefs (78cc head)
Material 2618 aluminum alloy forging
Piston Weight 650g
Wrist Pin .990in x 2.750in
Ring Package 1/16in / 1/16in / 3/16in
Availability Made to order, non-cancelable
Quantity Set of 8
Part Number BM4003-055

Shipping

  • Orders placed before 3 PM EST typically ship the same business day. Larger items ship within 1 to 3 business days.
  • Standard, expedited, and overnight options at checkout.
  • Oversized items ship by freight and take longer.
  • Special order items follow a lead time we confirm with you individually before the order is committed.
  • Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
  • Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
  • International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

  • 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
  • Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
  • Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
  • Product images may be representative. The SKU and specifications in the listing are what ships.
  • Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Returns & Refunds · Warranty
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