Description

Valve Spring Retainer – 300 Series – 10 Degree – 1.067 in / 0.785 in OD Steps – 1.459 in Dual Spring – Chromoly – Set of 16
300 Series

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 10-14 days. Shop with Confidence Commitment: If we cannot fulfill your backorder within 30 days, Wheel Front will issue a full refund—no hidden fees, no hassle, and no questions asked. Because your trust matters, we're committed to making every purchase simple, transparent, and worry-free.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

Global Shipping Estimates (Ships from USA)

Destination Region Est. Delivery Time Estimated Cost
🇨🇦 Canada 5 - 7 Days
DHL UPS USPS FedEx
From $50.00 USD
🇪🇺 European Countries 5 - 7 Days
DHL UPS USPS FedEx
From $70.00 USD
🇦🇺 Australia 5 - 7 Days
DHL UPS USPS FedEx
From $110.00 USD
🇦🇪 United Arab Emirates 5 - 7 Days
DHL UPS USPS FedEx
From $100.00 USD
🇸🇦 Saudi Arabia 5 - 7 Days
DHL UPS USPS FedEx
From $100.00 USD
🇯🇵 Asia Countries 5 - 7 Days
DHL UPS USPS FedEx
From $130.00 USD
*Note: These are estimated costs for a standard package. Exact shipping fees will be calculated at checkout using live rates based on your specific location and cart weight. International shipping is not available for engines, hazardous auto parts, and pressurized components.

About PAC RACING SPRINGS

PAC Racing Springs produces premium-quality valve springs and related valvetrain components for many different automotive and racing applications. Their lines of valve springs, retainers, locks, seats, shims, and specialty tools are designed to provide excellent performance and reliability, and are available as individual components or as complete kits.

Reviews

There are no reviews yet.

Be the first to review “PAC RACING SPRINGS 1.400 C/M Valve Spring Retainers – 10-Deg PAC-R391-16”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PRO SHOCK Street Stock Shock TASS100458

    SKU: PROTASS100458
    Product information
    • Weight3.85 lbs
    • Dimensions16.4 × 3.7 × 2.4 in
    • Quantity

      Each

    • Variant

      yes

    • Variant Group

      Shocks91

    • Variant Column

      Stroke Length,Compression Valving,Rebound Valving

    • Hardware Included

      Yes

    Details...
    Original price was: $258.29.Current price is: $215.24.Add to cart
    Original price was: $258.29.Current price is: $215.24.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERTRONIX IGNITION Ford/Lotus Twin Cam Distributor – Non-Vac D190500

    SKU: PRTD190500
    Product information
    • Weight2.005 lbs
    • Dimensions9.35 × 5.65 × 5.55 in
    • Product Line

      Flame-Thrower Performance Cast

    • Trigger Style

      Magnetic

    • Advance Type

      Mechanical

    • Cap Style

      Socket

    • Cap Color

      Black

    Details...
    Original price was: $382.00.Current price is: $346.98.Add to cart
    Original price was: $382.00.Current price is: $346.98.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RANCHO 05- Ford F250 Streering Stabilizer RS98517

    SKU: RAN98517
    Product information
    • Weight20 lbs
    • Dimensions25.5 × 10.5 × 10.5 in
    • Product Line

      RS7MT

    • Hardware Included

      Yes

    • Quantity

      Kit

    • Material

      Steel

    • Color

      Satin Black

    Details...
    Original price was: $301.86.Current price is: $262.49.Add to cart
    Original price was: $301.86.Current price is: $262.49.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RICHMOND GM 8.5 Carrier Shims 38-0006-1

    SKU: RIC38-0006-1
    Product information
    • Weight0.54 lbs
    • Dimensions3.7 × 3.35 × 2.3 in
    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Kit

    • Outside Diameter

      2.75 in

    Details...
    Original price was: $17.13.Current price is: $15.57.Add to cart
    Original price was: $17.13.Current price is: $15.57.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    ROYAL PURPLE 5w20 Multi-Grade SAE Oil Case 6×1 Quart 6520

    SKU: ROY06520
    Product information
    • Weight12.05 lbs
    • Dimensions9.5 × 8.7 × 7.6 in
    • Product Line

      High Performance

    • Oil Type

      Synthetic

    • Weight

      5W20

    • Volume

      1 qt

    • Quantity

      Set of 6

    Details...
    Original price was: $73.00.Current price is: $65.94.Add to cart
    Original price was: $73.00.Current price is: $65.94.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MANLEY SBC Head Bolts (1 Head) Brodix 42313

    SKU: MAN42313
    Product information
    • Weight2.44 lbs
    • Dimensions6.9 × 4.4 × 2.45 in
    • Bolt/Stud Kit

      Bolt

    • Head/Nut Style

      Hex

    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    Details...
    Original price was: $44.00.Current price is: $39.42.Add to cart
    Original price was: $44.00.Current price is: $39.42.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MANLEY 3/8in Moly Pushrods – 9.550in Long 25955-8

    SKU: MAN25955-8
    Product information
    • Weight1.77 lbs
    • Dimensions15.35 × 12.45 × 3.25 in
    • Diameter

      3/8 in

    • Length

      9.550 in

    • Wall Thickness

      0.080 in

    • End 1 Size

      5/16 in

    • End 1 Size Style

      Ball

    Details...
    Original price was: $128.47.Current price is: $111.71.Add to cart
    Original price was: $128.47.Current price is: $111.71.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MANLEY GM LS-7 R/M 1.615 Exh. Valve 11689-1

    SKU: MAN11689-1
    Product information
    • Weight0.225 lbs
    • Dimensions6.6 × 2.2 × 1.55 in
    • Brand

    • Condition

    • Type

    • Manufacturer Part Number

      11689-1

    Details...
    Original price was: $28.00.Current price is: $25.32.Add to cart
    Original price was: $28.00.Current price is: $25.32.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RIGHT STUFF DETAILING 8in Dual Diaphram Brake Booster PB8531

    SKU: RSDPB8531
    Product information
    • Weight7.75 lbs
    • Dimensions11.8 × 8.2 × 8.1 in
    • Material

      Steel

    • Color

      Cadmium

    • Finish

      Plated

    • Quantity

      Each

    • Variant

      Yes

    Details...
    Original price was: $162.95.Current price is: $148.14.Add to cart
    Original price was: $162.95.Current price is: $148.14.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LOKAR 700R4 Floor Trans Shifter 8in FM700EM

    SKU: LOKFM700EM
    Product information
    • Weight5.74 lbs
    • Dimensions26.5 × 8.5 × 6.5 in
    • Quantity

      Kit

    • Mounting Location

      Floor

    • Forward / Reverse Pattern

      Forward

    • Shifting Mechanism

      Standard

    • Mechanism Actuation

      Button

    Details...
    Original price was: $468.55.Current price is: $425.95.Add to cart
    Original price was: $468.55.Current price is: $425.95.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist

    28