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Enginetech I1656 Engine Intake Valve with Oversized Stem and Head
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Intake Valve - Oversized Stem and Head
The Enginetech I1656 engine intake valve is designed for high-performance engine rebuilding and repair. Crafted with a chrome stem, this valve provides durability and resistance to wear, ensuring long-lasting performance under demanding conditions. The valve features a head diameter of 1.840 inches, optimized for efficient airflow and combustion. Its overall length of approximately 5.224 inches makes it compatible with a variety of engine configurations, while the single lock groove design ensures secure installation and reliable operation. This product is ideal for rebuilders seeking quality parts that meet or exceed OEM standards.
Engineers and rebuilders will appreciate the precision engineering behind the Enginetech I1656 intake valve. Its chrome stem not only enhances durability but also improves heat resistance, which is critical for maintaining proper valve seating and engine efficiency. The stem diameter of 3/8 inch ensures a snug fit within the valve guide, contributing to optimal valve motion and sealing. Whether restoring a classic engine or building a performance machine, this intake valve offers a reliable solution for enhancing engine performance and longevity.
As part of Enginetech's comprehensive product line, the I1656 intake valve is engineered specifically for engine rebuilders who demand high-quality, dependable components. With nationwide distribution and dedicated customer service, Enginetech supports your repair and rebuild needs with products designed for precision and durability. Trust the Enginetech I1656 to deliver consistent performance and help restore your engine to peak condition.
Features:
- Material: Chrome Stem for durability and heat resistance
- Valve Head Diameter: 1.840 inches for optimal airflow
- Length: approximately 5.224 inches suitable for various engines
- Lock Groove Quantity: 1 ensures secure installation
- Stem Diameter: 3/8 inch for proper fit and valve guide compatibility
Fits Following Models:
1979 Chevrolet C10
1979 Chevrolet C10 Suburban
1979 Chevrolet C20
1979 Chevrolet C20 Suburban
1979 Chevrolet C30
1979 Chevrolet P30
1979 GMC C1500
1979 GMC C1500 Suburban
1979 GMC C2500
1979 GMC C2500 Suburban
1979 GMC C3500
1979 GMC K3500
1979 GMC P1500
1979 GMC P3500
1980 Chevrolet C10
1980 Chevrolet C10 Suburban
1980 Chevrolet C20
1980 Chevrolet C20 Suburban
1980 Chevrolet C30
1980 Chevrolet K10
1980 Chevrolet K30
1980 Chevrolet P30
1980 GMC C1500
1980 GMC C1500 Suburban
1980 GMC C2500
1980 GMC C2500 Suburban
1980 GMC C3500
1980 GMC K1500
1980 GMC K3500
1980 GMC P3500
1981 Chevrolet C20
1981 Chevrolet C20 Suburban
1981 Chevrolet C30
1981 Chevrolet K30
1981 Chevrolet P30
1981 GMC C2500
1981 GMC C2500 Suburban
1981 GMC C3500
1981 GMC K3500
1981 GMC P3500
| Material: Chrome Stem |
| Valve Head Diameter: 1.840 in |
| Length: 5.224 in |
| Lock Groove Quantity: 1 |
| Stem Diameter: 3/8 in |
| Aaiaid Part Number: BBPTI1656 |
| Part Number: I1656 |
| Brand Aaia: BBPT |
Returns
30-Day Money-Back Guarantee
We want you to be completely satisfied with your purchase! If you are not happy for any reason, you may return the item within 30 days for a refund, minus shipping fees, provided that: The part is brand new, uninstalled, and undamaged in any way.
To initiate a return, please contact us or email support@mizumoauto.com for a Return Authorization Number (RMA) and the return shipping address. Returns without an RMA number will be refused and returned to you at your expense.
Return Requirements:
- Items must be securely packed in the original manufacturer's packaging.
- All original materials must be included, such as hardware, manuals, protective caps, wrapping, and instructions.
- You must obtain and retain the tracking number for your return.
Non-Returnable Items:
- Piston rings, main bearings, and rod bearings are non-returnable if the manufacturer’s seal or shrink-wrapped plastic has been opened. No exceptions—this ensures the integrity of the parts you receive.
We are not responsible for lost or damaged returns. If your return is lost or damaged during shipping, a refund cannot be issued, as the item cannot be resold or returned to the supplier. Please file a claim directly with your shipping carrier for reimbursement.
Refunds are processed within 1-2 business days after we receive and inspect the returned item. Please allow this processing time before inquiring about your refund status.
Warranty
Mizumo Auto provides a 90-day Limited Warranty against defects in workmanship and materials under normal service conditions, effective from the original delivery date.
This warranty is non-transferable and applies only to the original purchaser. Coverage is limited to the replacement or refund of defective products.
Exclusions:
The warranty does not cover labor costs, damage resulting from accidents, misuse, alterations, or unauthorized modifications, as well as additional expenses such as towing, fluids, oils, car rentals, and any other parts not included in the original purchase.
Warranty Claims Process:
- All warranty claims must be pre-authorized and returned prepaid to Mizumo Auto for inspection and approval.
- No exchanges will be made for products that have been damaged, misused, or improperly installed. We strongly recommend professional installation.
- The buyer assumes all risk of damage resulting from improper installation.
All disputes related to transactions shall be resolved by a court of competent jurisdiction in Los Angeles County, California.
Shipping
We offer Free UPS Ground or USPS Ground Advantage shipping within the continental U.S. (48 states).
Shipping to Other Locations:
A delivery surcharge applies to shipments to: Alaska, Hawaii, Puerto Rico, U.S. territories, APO/FPO addresses, Canada, and international destinations.
Order Processing & Tracking:
- Orders are shipped Monday through Friday, excluding holidays.
- Orders placed before 3:00 PM PST will ship the same day, unless unexpected delays occur.
- A tracking number will be emailed within one business day after shipping.
If you do not receive a tracking number, please:
- Check your spam/junk folder.
- If it's not there, contact us via phone or eBay message for assistance.
International Orders:
Import duties, taxes, and brokerage fees are not included in the shipping fee. Please check with your shipping carrier and local customs office regarding any applicable fees before placing your order.









