fits make: Chevy.

( Brand: Msd ), ( Manufacturer Part Number: 9109197 ), ( Type: Distributors )
The MSD 9109197 85551 Chevy V8 Billet Distributor Ignition Kit, also cross-referenced as 64253 and 31229, is a high-performance ignition solution designed specifically for Chevrolet V8 engines. This kit is engineered to provide superior spark energy and consistency for enhanced combustion and increased horsepower.
The centerpiece of this kit is the billet distributor, crafted from a single piece of aircraft-grade aluminum for unsurpassed strength and durability. The hardened steel shaft and precision-machined internals ensure accurate and reliable operation. The kit also includes a military-spec connector and a brass distributor cap that not only adds an appealing aesthetic touch but also provides excellent insulation and corrosion resistance.
Featuring ball-bearing-supported advance mechanism, the MSD distributor delivers quick, positive ignition system advance for improved engine performance at all RPM levels. Moreover, it uses an ultra-reliable, low-mass, and direct-drive system that eliminates the need for a vacuum advance or timing chain. This means smoother idle, better throttle response, and improved fuel economy.
The kit comes with MSD's 8.5mm, hardened-steel, 2-step, copper-cored, and high-tension primary and secondary wires. These wires offer excellent heat resistance, eliminating the need for expensive and fragile plastic insulation, while the copper-core ensures stable and consistent voltage delivery to the spark plugs.
The ignition kit also includes an MSD 6AL twin-point adjustable timing advance module. This module, compatible with points or electronic ignitions, offers simple and effective timing control by adjusting the ignition advance with ease. It features a -10 to 25 range and is accessible through a conveniently located adjuster on the distributor body.
Lastly, this MSD 9109197 85551 Chevy V8 Billet Distributor Ignition Kit comes with detailed installation instructions and a comprehensive troubleshooting guide. Installing this kit on your Chevrolet V8 engine not only enhances its performance but also adds a touch of custom style and timeless appeal.
The MSD 9109197 85551 Chevy V8 Billet Distributor Ignition Kit (64253/31229) is a popular aftermarket product designed to enhance the ignition system of a Chevy V8 engine. This kit replaces the stock distributor and offers several upgrades for improved performance. Let's take a closer look at the pros and cons of this ignition kit.
Pros:1. High Performance: The billet design distributor and the 8mm plug wires in this kit deliver superior spark energy that can help increase horsepower and torque.
2. Improved Ignition Timing: The kit permits advanced ignition timing, which, in turn, can lead to improved combustion efficiency and a more responsive engine.
3. Superior Spark: The dual-point distributor design ensures a consistent and strong spark during the entire RPM range, enhancing the total engine performance.
4. Compatibility: This MSD kit is compatible with various Chevy V8 engines (1955-1990) which makes it a versatile option for numerous Chevy owners.
5. Built-to-Last: The billet distributor, which durably crafted from aircraft-grade aluminum, is built to withstand extreme conditions and long-lasting.
Cons:1. Complex Installation: Installing this ignition kit can be complex and challenging for less experienced DIYers, requiring precision and a solid understanding of engine tuning.
2. Expensive: As a high-performance aftermarket part, this MSD ignition kit may be pricier than the factory-installed counterparts.
3. Retrofitting: Before purchasing, make sure that your Chevy V8 engine s timing mechanism is compatible with this kit, which may involve modifications.
4. Unnecessary Upgrade: For some drivers, the gains may not justify the cost for an average driving style or modest engine modifications.
Conclusion:The MSD 9109197 85551 Chevy V8 Billet Distributor Ignition Kit boasts numerous advantages over the stock counterparts, such as stronger spark, improved timing, greater compatibility, and long-lasting durability. However, installation complexities, high price point, and potential retrofitting requirements may dissuade some buyers. Ultimately, for those seeking efficient and impressive horsepower gains, the advantages of this kit typically outweigh the cons. Nevertheless, for the average driver or less-ambitious engine modifications, it might be an unnecessary expenditure.
Recommendation:If you are an experienced Chevy V8 engine tuner and are searching for substantial performance enhancements, the MSD 9109197 85551 Chevy V8 Billet Distributor Ignition Kit could prove to be an invaluable upgrade. For others, it is essential to carefully examine your vehicle and driving style to determine whether the investment would yield noticeable improvements.
Just above the pick-up is Mads adjustable mechanical advance assembly Different springs and stop bushings are supplied so you can tune an curve to match your application. Nylon pads ensure smooth operation of the advance weights. Maintenance-free magnetic pickup and precision rector create stable trigger signals throughout the RPM range. Easy-to-adjust mechanical advance with supplied springs and stop bushings.
The tower assembly is molded of durable alkyd material due to its high dielectric characteristics while wide spaced brass primary terminals prevent the possibility spark. Uses a bolt and nut combination instead of the easily stripped self-tapping screw common on other brand brackets. Headquarters. Advance plate and weights are fine blanked from Chorally steel QPQ coated for friction reduction.
O-ring seals can be added to modified blocks improve oil pressure control. Efficient components use less current to produce more power. Special oil tract improves lubrication to the distributor and cam gear. For use with stock or MSD electronic ignitions.
The outer sleeve that surrounds the conductor assembly is just as impressive A proprietary blend of silicone and synthetic material produce a highly resistant to high heat well abrasion tears. Part # 9109197 Condition New Brand MSD Sold Kit Details Info Breathe new life into your Small Block Chevy or Big engine with this easy-to-install distributor ignition kit. Built-in LED for system checks. Polished steel shaft is QPQ coated and guided by a sealed ball bearing extra long sauntered bushing.
The conductor is wound extremely tight around a special core. Kit Includes: 1 MSD 85551 Chevy Billet Distributor. Plus, with no moving parts to wear or adjust, the pick-up is maintenance free. CNC machined billet aluminum housing and base.
Iron distributor gear. The low resistance results in less loss spark energy so more reaches the plug. The housing is machined from a billet of 6061-T6 aluminum on state-of-the-art CNC machine producing exact tolerances. This choke, or suppression capability, keeps the EMI inside wire where it cannot interfere with other electronics on your vehicle.
This shaft also receives a QPQ coating for friction reduction and resistance to corrosion. Perfect for canister type coils. Supplied with an HEI distributor cap and rotor accepts MSD Cap-A-Adapts. That is the lowest resistance of any helical wound wire.
They ll accept trigger inputs from breaker points, amplifiers and magnetic pickups. Cap has HEI-style terminals. Advance weight pins are staked and tog welded to the plate. Will not accept a vacuum advance canister.
A precision machined rector is attached to the shaft which triggers magnetic pick-up mounted in housing. This high output magnetic pick-up is the most accurate way to trigger your ignition. Mechanical advance assembly can be locked out for crank trigger systems. All wires exit through a locked, sealed connector.