Parts Now Pay Later with
Log In Cart
Log In
Create An Account
Log In Cart
Your Cart Is Empty
Cart Total
Edit Your Cart Checkout
Free Shipping Over $299.99

Free Shipping Over $299.99

Orders of $299.99 or more ship free within the continental U.S.
Shipping to Alaska and Hawaii is additional and not included.
We do not ship international at this time.

Shipping Policy

Blox Racing B-Series Valve Springs
Part Number: BXPT-10300

Images may be for reference only

Blox Racing B-Series Valve Springs
Part Number: BXPT-10300

Be the first to review!
Retail: $250.00
$200.00
Save: $50.00 (20%)

Reward Points

It pays to shop with K Series Parts and our reward points program! For every $1.00 you spend you earn reward points.

They are easy to earn, just log in to your account when you check out. If you don't have one it is free and easy to setup.

They are easy to use during check out. Click on the "Have Reward Points?" on the shipping and payment selection page.

Reward Point Program Details

You earn 2 points for every $1.00 that you spend.

100 points equal a $1.00 discount.

Maximum discount per order is 2.5% of the order total.

There is no minimum order total to redeem points.

Points do not apply to shipping or sales tax.

Points are not redeemable for cash.

The point value per dollar, points earned per purchase, and order minimum are subject to change.

Earn 400 reward points. Learn More

Quantity 1 equals 16 valve springs

Out of Stock
Enter your email address to be notified when it is back in stock.
Ask us a Question

Product Details

Part Number: BXPT-10300
Brand: Blox
Valve Spring Seat Pressure: 78 lbs
Valve Spring Open Pressure: 212 lbs

Blox Racing valve springs for b-series VTEC engines

  • Seat Pressure: 78 lbs at 33.4mm
  • Open Pressure: 212 lbs at 21.4mm
  • Coil Bind: 18.8mm
  • Max Lift: 12mm
  • Wound using super clean, chrome silicone alloy.
  • Designed high performance street driving and all-out racing.
  • Provides maximum lift while preventing valve float and helps counter the effects of spring surge.
  • Can be used on naturally-aspirated and forced-induction engines.
  • Easy installation, no machining is required.
  • Highly recommended for aftermarket, performance camshafts.

For maximum results, use with BLOX Racing Ti retainers (BXPT-10400) and BLOX Racing high compression valves (BXPT-20200-1).

Due to the manufacturer's price control policy, this item may be excluded from promotions and discounts

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.

Vehicle Fitment

Acura Integra
1994 Acura Integra GS-R
1995 Acura Integra GS-R
1996 Acura Integra GS-R
1997 Acura Integra GS-R
1998 Acura Integra GS-R
1999 Acura Integra GS-R
2000 Acura Integra GS-R
2001 Acura Integra GS-R
1997 Acura Integra Type R
1998 Acura Integra Type R
2000 Acura Integra Type R
2001 Acura Integra Type R
Honda Civic
1999 Honda Civic Si
2000 Honda Civic Si
Honda Civic del Sol
1994 Honda Civic del Sol VTEC
1995 Honda Civic del Sol VTEC
1996 Honda Civic del Sol VTEC
1997 Honda Civic del Sol VTEC

Engine Fitment

Honda 1.8L/1797CC - 4 Cylinder (B18C1)
Honda 1.8L/1797CC - 4 Cylinder (B18C5)
Honda 1.6L/1595CC - 4 Cylinder (B16A2)
Honda 1.6L/1588CC - 4 Cylinder (B16A3)

Reviews ★★★★★ ★★★★★

No Reviews Yet!

Write a Review

Free Shipping

K Series Parts offers free shipping for the majority of items that we sell that are shipped inside the continental United States.

Free shipping is done by the most cost effective shipping method for each order and delivery can takes 3 to 5 days on average.

Faster express shipping is available for an additional charge and calculated at checkout or on the edit basket page.

Certain products are not included in the free shipping, shipped via truck freight, or fulfilled by an outside supplier.

Alaska, Hawaii, and international orders are charged shipping and it is calculated by the website at checkout or on the edit basket page.

Instant Discount

Add this item to your cart to get an instant discount!

Not Available for Pickup

This item is not currently available for pick-up in our retail showroom and will be shipped directly to you.